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MODUL PECUTAN KECEMERLANGAN AKADEMIK (MPKA)

SAINS UPSR

1. The diagram below shows a fair test carried out by a group of pupils.Gambarajah di bawah menunjukkan satu ujikaji yang dijalankan oleh sekumpulanmurid.

a) Predict which mouse will die after one week.Ramalkan tikus manakah yang akan mati selepas satu minggu.

_________________________________________________________

b) Give one reason (inference) based from your answer in (a).Berikan satu sebab (inferans) beradasarkan jawapan anda di (a).

_________________________________________________________

c) In this fair test, stateDalam penyiasatan ini:-

i) What to change ( manipulate variable) :Apakah yang diubah (pembolehubah manipulasi):

_______________________________________________

ii) What to keep the same ( constant variable) :Apakah yang tidak berubah( pembolehubah dimalarkan):

_________________________________________________

http://gudangsoalan.blogspot.com

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SAINS UPSR

2.The table below shows the results of a fair test about the growth of aplant.Jadual di bawah menunjukkan satu hasil keputusan tentang tumbuhsaran satu pokok.

Day

Hari 3 5 7 9 11 13

Height / cm

Ketinggian cm15 18 21 ? 27 30

a) What is the aim of the fair test?Apakah tujuan eksperimen di atas ?

b) In this fair test, state:Dalam ujikaji ini, Nyatakan:

i) What to change (manipulate variable) :Apakah yang diubah (pembolehubah manipulasi):

_______________________________________________

ii) What to measure (responding variable) :Apakah yang diukur (pembolehubah bergerak balas):

_______________________________________________

c) Predict the height of the plant on day 9?Ramalkan ketinggian pokok pada hari ke 9 ?

_______________________________________________

d) What can you conclude from the fair test?Apakah kesimpulan daripada ujikaji di tersebut?

_______________________________________________


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SAINS UPSR

3.Table below shows the average rate of heartbeats of four group of pupilsafter doing the following activities.Jadual di bawah menunjukkan purata kadar denyutan jantung empat kumpulanmurid selepas melakukan aktiviti

Type of activitiesJenis aktiviti Average rate of heartbeats ( per minute )Purata kadar denyutan jantung (minit)Walkingberjalan

68

Jumpingmelompat

78

Runningberlari

82

Swimmingberenang

88

a) In this investigation, identify what is

Berdasarkan penyiasatan ini, kenalpasti apa yang

i. Changed(manipulate variable) :Diubah(pembolehubah manipulasi):

ii. Measured (responding variable) :Diukur (pembolehubah bergerak balas):

___________________________________________________

iii. Kept the same( constant variable) : .Ditetap ( pembolehubah dimalarkan):

_______________________________________________________

b) What is the purpose of this investigation ?Apakah tujuan penyiasatan ini ?

.________________________________________________________

c) What is the trend in the change of the heart beat rates?Apakah corak perubahan kadar denyutan jantung?

________________________________________________________.


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SAINS UPSR

4. . Diagram 1 shows two cockroaches are covered under three glasses ofdifferent sizes.Rajah 1, menunjukkan dua ekor lipas telah diletakkan di bawah tiga gelas yangberlainan saiz

Observation:-

Pemerhatian:-

a) State one reason (inference) about the life span of the cockroaches.Nyatakan satu sebab (inferens) tentang jangka hayat lipas.

b) Write other observation to support the reason (inference) in 1 (a).Tuliskan satu pemerhatian lain untuk menyokong sebab (inferens) di 1(a).

c) What is the relationship between the variable that ischanged and the variable that is observed ?Apakah hubungan di antara pembolehubah yang diubah (dimanipulasikan)

dengan yang diperhatikan ( bergerakbalas) ?

The cockroaches in glass R died faster than cockroachesin glass Q and PLipas dalam gelas R mati lebih cepat berbanding lipas dalam gelasQ dan P.


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SAINS UPSR

5

The graph above shows the result that carried out by Ramli to find out the

relationship between the length of strings of parachute and time takenparachute to fall on the ground. The size of canopy of the parachute is40cm.The parachute was dropped from the height of two meters.Graf di atas menunjukkan hasil keputusan ujikaji yang dijalankan oleh Ramli untukmenyiasat hubungan di antara panjang tali payung terjun dan masa payung terjun jatuhke tanah. Saiz payung terjun adalah 40cm. Payung terjun itu dilepaskan padaketinggian dua meter.

a) What is the aim of this experiment ?Apakah tujuan eksperimen di atas ?

_______________________________________________________________

b) State things :-Nyatakan pekara:-

i) to kept same:Dimalarkan :

______________________________________

ii) to measure:Diukur

______________________________________


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SAINS UPSR

c) Based from the results above, what is the relationship between tochange and to measure in this experiment ?Berdasarkan keputusan di atas, Nyatakan hubungan di antara apakah yang berubahdan diukur di dalam eksperimen ini ?

________________________________________________________________

d) What can you conclude from the result of the experiment above ?Apakah kesimpulan yang boleh dibuat daripada hasil eksperimen di atas ?

________________________________________________________________


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SAINS UPSR

6.Diagram below shows the apparatus used by Halim in an experiment. Afew coins are added into the paper cup. Table below shows the datacollected by him.Rajah di bawah menunjukkan radas yang digunakan oleh Halim di dalam satueksperimen. Beberapa duit syling dimasukkan ke dalam cawan kertas. Rajah dibawah menunjukkan maklumat yang di rekodkan oleh beliau.

Number of coinsBilangan syiling Length of the rubber band /cm

Panjang gelang getah / cm8 10

12 1217 1523 19

a. State two information gather in this experiment ?Nyatakan dua maklumat dikumpulkan di dalam eksperimen ini?

__________________________________________

__________________________________________

b. Predict the length of rubber band if 30 coins are added in the papercup ?

Ramalkan panjang gelang getah jika 30 duit syiling di tambah di dalam cawankertas ?

___________________________________________________________

Rubber band

Rubber band

Gelang getah

Gelang getah


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SAINS UPSR

c. State the trend of changes in the length of rubber band in thisinvestigation?

Nyatakan corak perubahan panjang gelang getah di dalam penyiasatan ini ?

___________________________________________________________

d. What conclusion can be made from the investigation?Apakah kesimpulan yang boleh di buat berdasarkan penyiasatan ini ?

___________________________________________________________

___________________________________________________________


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SAINS UPSR

7.Figure below shows three pendulums of different length. Thependulums are the same mass. All of the pendulum areswing at the same time.The number of pendulum swings in10 seconds is recorded.Rajah di bawah menunjukkan tiga bandul yang berbeza panjang tali. Berat banduladalah sama . Semua bandul bergerak pada masa yang sama. Bilangan ayunanbandul dalam 10 saat direkodkan.

W

X

Y

PendulumBandul

Length of pendulum (cm)Panjang tali bandul (cm)

Number of SwingsBilangan ayunan bandul

W 10 20X 20 10Y 30 5

a) What is the aim of the experiment?Apakah tujuan eksperimen di atas ?

_________________________________________________________

_________________________________________________________

b) State theNyatakan:

i. things to change (manipulated variable)pekara yang diubah ( pembolehubah manipulasi)

________________________________________

ii. things to observe (responding variable)pekara yang diperhatikan ( pembolehubah bergerak balas)

_______________________________________


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SAINS UPSR

iii. keep the same( constant variable)pekara yang sama(pembolehubah dimalarkan)

__________________________________________

. c. State the trend of changes in the swings of pendulum in thisinvestigation?

Nyatakan corak perubahan ayunan bandul di dalam penyiasatan ini ?

___________________________________________________________

d. What conclusion can be made from the investigation?Apakah kesimpulan yang boleh di buat berdasarkan penyiasatan ini ?

___________________________________________________________

___________________________________________________________


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SAINS UPSR

8.The picture shows a fair test carried out by group of year 4 pupils.Gambar rajah menunjukkan satu ujikaji yang dijalankan oleh murid tahun 4.

After a week the condition of the nails were observed and the results isshown in the table below;Selepas seminggu keadaan paku diperhatikan dan hasil pemerhatian ditunjukkan didalam jadual di bawah;

Test tubeTabung uji

Condition of the nailKeadaan paku

PNot rusty

Tidak berkarat

QRusty

Berkarat

RRusty

Berkarat

(a) ) What will be the purpose (aim) of this fair test ?

Apakah tujuan penyiasatan ini?

(b) In the investigation , stateDalam penyiasatan ini , nyatakan

(i) What is change(manipulated variable) in this investigation.Apakah yang diubah(pembolehubah manipulasi) dalam penyiasatan ini

(c) What conclusion can be made based on the result above?Apakah kesimpulan yang boleh dibuat berdasarkan keputusan di atas?

________________________________________________________________________


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SAINS UPSR

9.The diagram below shows two different methods that are used to sendinformation.Rajah di bawah menunjukkan dua kaedah yang digunakan untuk menghantarmaklumat.

P Q

The table below shows the time taken to send information using the twomethodsJadual di bawah menunjukkan masa yang di ambil untuk menghantar maklumat

menggunakan dua kaedah.

MethodKaedah

Time taken to send informationMasa yang diambil untuk menghantar

maklumat

P 7 days7 hari

Q 2 Minutes2 minit

b. State two information gathered in the investigation above .Nyatakan dua maklumat yang dikumpulkan dalam penyiasatan di atas.

_____________________________________________________

_____________________________________________________

c. State the relationships between the method and time taken to sendinformation.

Nyatakan hubungan di antara kaedah dan masa yang diambil untukmenghantar maklumat.

____________________________________________________________

_____________________________________________________________


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SAINS UPSR

d. What conclusion can be made based on the result above?Apakah kesimpulan yang boleh dibuat berdasarkan keputusan di atas?

________________________________________________________________________


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SAINS UPSR

ANSWER

1.a) Cage Rb) Because the S has not enough airc) i) Presence of air

ii) Number of rats

2.a) To investigate the relationship between day of the experiment andheight of plant.

b) i) Day of the experiment ii) height of plantc) 24 cmd) More days of experiment more height of plants.

3.a) i. type of activityii. average rate of heartbeats

iii. time of activity / ages

b) To study relationship between type of activity and average rate ofheartbeatsc)Increase

4.a) because R less oxygen/air than P and Q/other.b)Cockroaches week/not active/less movementc) More size of glass//air, more time of cockroaches live.//Vice versa.

5.a) To investigate the relationship between the length of strings of the parachute

and time taken of parachute to fall on.the ground

b) i) Size of canopy. Ii) time taken of parachute to fall on.the ground

c) More length of strings of parachute, more time taken of parachute to fall on

the ground.

d) More length of strings of parachute, more time taken of parachute to fall on

the ground.

6.a. number of coinsLength of the rubber band

b. 24c. increased. more number of coins, more length of the rubber band.

7a. to investigate relationship between length of pendulum and number ofswings

b. i. length of pendulumii. number of swingsiii. the time / the mass of bobs

c. decreased. More length of pendulum ,less number of swings.


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SAINS UPSR

8.(a)To investigate the relationship between the presence of air and waterand the rusting of iron nail after three weeks(b)(i) Presence of air and water(c) Air and water is needed for nail to become rusty

9. i. types of method usedii. time taken to send information.

c. If modern technology is used, the less time is taken to sendinformation.

d. When pupils used the method p, the time taken to send information isthe fastest.


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1. Sabrina measured the area covered by mould growing on a plate of rice forthree days. The results are shown in the bar chart.Sabrina mengukur keluasan yang dilitupi oleh kulat di atas sepinggan nasi selamatiga hari. Keputusan penyiasatan direkodkan dalam carta bar di bawah.

a) What is the aim (purpose) of this investigation?Apakah tujuan penyiasatan di atas dijalankan

________________________________________________________________

b) What is your observation about the area covered by mould after three days?Apakah pemerhatian yang dapat dibuat tentang keluasan yang dilitupi oleh kulat

selepas tiga hari?

________________________________________________________________

c) Give your reason for your answer in (b).Berikan sebab berkaitan pernyataan kamu di (b)

________________________________________________________________

d) What is the trend of the area covered by mould after three days?Apakah corak/pola keluasan yang dilitupi oleh kulat selepas tiga hari?

________________________________________________________________


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e) State the relationship between the area covered by mould and the number ofdays.Nyatakan hubungan diantara keluasan yang dilitupi oleh kulat dengan bilangan hari.

________________________________________________________________

2. Prakash observed a drop of water sample from a river under a microscope.The pictures below show what he observed.Sabrina mengukur keluasan yang dilitupi oleh kulat di atas sepinggan nasi selama tigahari. Keputusan penyiasatan direkodkan dalam carta bar di bawah.

a) What is your observation from the above investigation?Apakah pemerhatian yang dapat dibuat tentang pemerhatian di atas?

________________________________________________________________

b) Give your reason for your answer in (a).Berikan sebab berkaitan pernyataan kamu di (a)

________________________________________________________________


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c) Write a conclusion about the investigation.Tuliskan satu kesimpulan berkaitan dengan penyiasatan di atas.

________________________________________________________________

3. Chin Fei places two nipah fruits in two separate containers of water. The huskof the nipah fruit in container Q is removed.Chin Fei meletakkan dua biji buah nipah ke dalam dua bekas yang berlainan yangberisi air.Buah nipah dalam bekas Q dibuang sabutnya.

a) What is your observation about the investigation?Apakah pemerhatian yang dapat dibuat tentang penyiasatan di atas?

________________________________________________________________


_______________________________________________________________


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c) State :

Nyatakan:

i) What is changed

Pembolehubah dimanipulasi:

_________________________________________________

ii) What is measured/observed :Pembolehubah bergerakbalas

_________________________________________________


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4. A group of pupils did a food web of a river. The plant and animals found areshown below.Sekumpulan murid menyiasat siratan makanan di sebuah sungai. Tumbuhan dan haiwan yangdijumpai di kawasan tersebut ditunjukkan seperti di bawah.

a) What is your observation about the number of elodea after a month?Apakah pemerhatian yang dapat dibuat tentang bilangan elodea selepas sebulan?

b) Give your reason for your answer in (a).Berikan sebab berdasarkan jawapan kamu di (a)

________________________________________________________________

d) Predict what will happen to the number of guppy if the number elodeadecrease?Ramalkan apakah yang akan berlaku kepada bilangan ikan gapi jika bilanganelodea berkurang?

________________________________________________________________

e) Write a conclusion about the investigation.

Tuliskan satu kesimpulan berdasarkan penyiasatan di atas.

________________________________________________________________


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5. An investigation was done to see how the size of the hole of the plastic bottlesaffect the function of a turbine.Satu penyiasatan telah dijalankan untuk mengkaji bagaimana saiz lubang pada botolplastik mempengaruhi fungsi sebuah turbin.


________________________________________________________________

b) State two informations gathered in this investigation.Nyatakan dua maklumat yang dikumpulkan dalam penyiasatan ini.

________________________________________________________________

________________________________________________________________

c) What is the trend of change about the speed of turbine when the size of holeis increase?Nyatakan pola/corak kelajuan turbin apabila saiz lubang bertambah?

________________________________________________________________


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d) State the relationship between the size of hole of the plastis bottles and thespeed of a turbine .Nyatakan hubungan diantara saiz lubang botol plastik dengan kelajuan turbin.

________________________________________________________________

6. Saiful builds a circuit as shown in the diagram. He changes the number ofdrycells and observe the brightness of the bulbs.Saiful membina satu litar seperti gambarajah. Dia mengubah bilangan sel kering danmemerhatikan kecerahannya.


________________________________________________________________

b) What is your observation about the investigation?Apakah pemerhatian yang dapat dibuat tentang penyiasatan di atas?

________________________________________________________________

c) Give your reason for your answer in (b).Berikan sebab berkaitan pernyataan kamu di (b)

________________________________________________________________


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d) State :Nyatakan:

i) What is changedPembolehubah dimanipulasi:

_________________________________________________


_________________________________________________

The number of bulbs also affect the brightness of the bulbsBilangan mentol juga mempengaruhi kecerahan mentol

d) State the relationship between the two information gathered in the abovestatement.Nyatakan hubungan diantara dua pembolehubah yang dikumpul berdasarkanpernyataan di atas.

_______________________________________________________________


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7. Asraf carried out an investigation as shown in the diagram. He arranged thecardboards so that the holes were in a straight line.Asraf menjalankan penyiasatan seperti rajah di bawah. Dia menyusun kadbod supayalubangnya dalam satu garis lurus.

a) What is your observation about the investigation when Asraf looks through theholes?Apakah pemerhatian yang dapat dibuat oleh Asraf apabila dia melihat melaluilubang kadbod?

________________________________________________________________


________________________________________________________________

c) Predict what will happen if Asraf move one of the cardboard to the left.Ramalkan apa yang akan berlaku apabila Asraf menggerakkan satu daripadakadbod ke arah kiri.

_______________________________________________________________


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d) Write a conclusion about the investigation.Tuliskan satu kesimpulan berdasarkan penyiasatan di atas.

________________________________________________________________

8. Rashid flashes a torch onto a wall. He holds a pencil in front of the torch. Ashadow is formed on the wall. He moves the torch forward and backward. Thesize of the shadow changes.Rashid menyalakan lampu suluh ke arah dinding. Dia memegang sebatang pensel di depanlampu suluh tersebut. Bayang-bayang pun terbentuk pada dinding. Dia menggerakkan lampusuluh ke depan dan ke belakang. Saiz bayang-bayang berubah.

a) What is your observation when Rashid moves the torch forward.?Apakah pemerhatian yang dapat dibuat apabila Rashid menggerakkan lampu suluh ke

depan?

________________________________________________________________

b) Give one reason for your answer in (a).Berikan sebab berkaitan pernyataan kamu di (a)

________________________________________________________________


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c) State :

Nyatakan:

i) What is changed


_________________________________________________


d) Predict the size of the shadow when Rashid moves the pencil nearer to the

wall.Ramalkan saiz bayang-bayang apabila Rashid menggerakkan pensel dekat dengandinding .

________________________________________________________________

The height of the shadow affected by the distance of object and the lightsource

Ketinggian bayang-bayang dipengaruhi oleh jarak objek dengan sumbercahaya

e) State the relationship between the two information gathered in the abovestatement.Nyatakan hubungan diantara dua pembolehubah yang dikumpul berdasarkan pernyataan diatas.

________________________________________________________________


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9. Anita observes the shadow of a scarecrow at 8.00 a.m. and at 2.00 p.m..Anita memerhatikan bayang orang-orang pada pukul 8.00 pagi dan 2.00 petang..

a) What is the aim (purpose) of this investigation?Apakah tujuan penyiasatan di atas dijalankan?

________________________________________________________________

b) What is your observation about the investigation above?Apakah pemerhatian yang dapat dibuat berdasarkan pemerhatian di atas?

________________________________________________________________

c) Give one reason for your answer in (b).Berikan satu sebab berdasarkan jawapan anda di (b)

________________________________________________________________

d) State two informations gathered in this investigation.Nyatakan dua maklumat yang dikumpulkan dalam penyiasatan ini.

________________________________________________________________

________________________________________________________________


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e) State what to keep the same.Nyatakan satu pembolehubah yang dimalarkan.

________________________________________________________________

10. 500 ml of cooking oil is heated in a beaker for 30 minutes. The temperatureis recorded every 5 minutes as shown in the table.500 ml minyak masak dipanaskan di dalam sebuah bikar selama 30 minit. Suhu minyaktersebut direkodkan setiap 5 minit seperti yang ditunjukkan di dalam jadual di bawah.

Time (minutes)Masa (minit)

0 5 10 15 20 25 30

Temperature (C)Suhu (C) 25 27 31 37 45 55 67

a) What is your observation about the investigation?Apakah pemerhatian yang dapat dibuat tentang penyiasatan di atas?

________________________________________________________________

b) Give one reason for your answer in (b).Berikan satu sebab berdasarkan jawapan anda di (b)

________________________________________________________________

c) State :Nyatakan:


_________________________________________________



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d) State what to keep the same.Nyatakan satu pembolehubah yang dimalarkan.

________________________________________________________________

e) Predict the temperature of the cooking oil when the heating process iscontinued until 40 minutesRamalkan suhu minyak apabila proses pemanasan berlanjutan sehingga 40 minit.

________________________________________________________________

f) Write a conclusion about the investigation.Tuliskan satu kesimpulan berdasarkan penyiasatan di atas.

________________________________________________________________


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11. The pictures below show the same electric cable at different times in a day.Gambar di bawah menunjukkan kabel elektrik yang sama pada waktu yang berbezadalam sehari.

a) Give one reason about the changes of the electric cable in picture A.Berikan satu sebab berkaitan perubahan pada kabel elektrik dalam gambar A

________________________________________________________________

b) State one observation based from your answer in (a).Nyatakan satu pemerhatian berdasarkan jawapan anda di (a).

________________________________________________________________

c) State :Nyatakan:

i) What is changed


_________________________________________________



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d) State what to keep the same.

Nyatakan satu pembolehubah yang dimalarkan.

________________________________________________________________

e) Write a conclusion about the investigation.Tuliskan satu kesimpulan berdasarkan penyiasatan di atas.

________________________________________________________________

12. In an investigation, Elyas added different amount of baking powder into thesame amount of vinegar in the bottles. Then, he measures the diameter of theballoon. The results are shown in the table below.Didalam satu penyiasatan, Elyas memasukkan jumlah serbuk penaik yangberbeza ke dalam beberapa botol yang mengandungi cuka yang sama banyak.Kemudian, dia mengukur ukur lilit belon yang diletakkan di mulut botol-botoltersebut. Keputusan dicatatkan dalam jadual di bawah.

Mass of baking powder used (g)Berat serbut penaik (g)

2 4 6

Diameter of balloon (cm)Ukur lilit belon (cm) 5 7 9

a) Give one reason about the changes of the diameter of the balloon.Berikan satu sebab berkaitan perubahan ukur lilit belon.

________________________________________________________________

b) State one observation based from your answer in (a).Nyatakan satu pemerhatian berdasarkan jawapan anda di (a).

________________________________________________________________


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c )State :Nyatakan:


_________________________________________________


d) State what to keep the same.Nyatakan satu pembolehubah yang dimalarkan.

________________________________________________________________

e) Predict the diameter of the balloon when 10 grams of baking powder areused.Ramalkan ukur lilit belon apabila10 gram serbuk penaik digunakan..

________________________________________________________________

f) State a relationship between what to change and what to measured..Nyatakan satu hubungan diantara pembolehubah dimanipulasi dan bergerakbalas..

________________________________________________________________


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13. Elina carries out an investigation on the factor that affects the rate ofevaporation of water. She puts equal amount of water in the containersshown below.Elina menjalankan penyiasatan mengenai faktor yang mempengaruhi kadar

penyejatan air. Dia meletakkan isipadu air yang sama banyak ke dalambekas seperti yang ditunjukkan di bawah.

a) State two information gathered in this investigation.Nyatakan dua maklumat yang dikumpulkan dalam penyiasatan ini.

________________________________________________________________

________________________________________________________________

b) State what to keep the same.Nyatakan satu pembolehubah yang dimalarkan.

________________________________________________________________

c) Predict which container will be the first to lost all of the water.Ramalkan bekas yang pertama akan kehilangan kesemua air didalamnya.

________________________________________________________________


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d) State a relationship between what to change and measured.Nyatakan satu hubungan diantara pembolehubah dimanipulasi dan bergerakbalas.

________________________________________________________________

e) State a relationship between what to change and measured in the abovestatement.Nyatakan satu hubungan diantara pembolehubah dimanipulasi dan bergerakbalasberdasarkan kenyataan di atas.

________________________________________________________________

________________________________________________________________

14. Danial tasted 5 different food substances. The table shows the results.Danial merasa 5 jenis larutan makanan. Jadual di bawah menunjukkan hasilpenyiasatannya.

SubstanceLarutan

V W X Y Z

TasteRasa

SourMasam

BitterPahit

SourMasam

SourMasam

TastelessTiada rasa

a State :Nyatakan:


_________________________________________________


The rate of evaporation is affected by the temperature of sorroundings.Kadar penyejatan bergantung kepada suhu persekitaran.


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b) Give your reason about the taste of the substance W.Berikan sebab kamu berkaitan dengan rasa larutan W.

________________________________________________________________

c) State your observation to support your reason in (b).Nyatakan pemerhatian untuk menyokong sebab anda di (b).

________________________________________________________________

d) Predict the colour change of the red and blue litmus paper when it isimmersed in substance Z.Ramalkan perubahan warna kertas litmus merah dan biru apabila ianya dicelup kedalam larutan Z.

________________________________________________________________


________________________________________________________________


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15. The table shows the length of a shadow at different times.Jadual di bawah menunjukkan panjang bayang-bayang pada waktu yang berbeza.

TimeMasa

10.00 a.m 11.00 a.m12.00noon

1.00 p.m 2.00 p.m

Length of shadow(cm)Panjang bayang-bayang(cm)

60 40 0 40 60

DirectionArah

WestBarat

WestBarat

EastTimur

EastTimur


________________________________________________________________

b) What is your observation about the investigation above?Apakah pemerhatian yang dapat dibuat berdasarkan eksperimen di atas?

________________________________________________________________

c) State :Nyatakan:


_________________________________________________



________________________________________________________________


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f) Write a conclusion about the investigation.Tuliskan satu kesimpulan berdasarkan penyiasatan di atas.

________________________________________________________________

16. The table shows the phases of the moon on different days observed byRanjitha.Jadual di bawah menunjukkan fasa bulan pada hari berbeza yang diperhatikan oleh Ranjitha.

Day Phases of the Moon1 New moon4 X7 Half moon15 Full moon


________________________________________________________________

b) What is your observation about the investigation above?Apakah pemerhatian yang dapat dibuat berdasarkan pemerhatian di atas?

________________________________________________________________

c) State two informations gathered in this investigation.Nyatakan dua maklumat yang dikumpulkan dalam penyiasatan ini.

________________________________________________________________

________________________________________________________________


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d) Predict the phase of the moon on day 4.Ramalkan fasa bulan pada hari ke 4.

________________________________________________________________

d) What is the trend of change about the phases of the moon?Nyatakan pola/corak perubahan tentang fasa bulan?

________________________________________________________________


________________________________________________________________

17. An investigation was done to test the stability of three types of models byputting weights onto them.Satu penyiasatan telah dibuat untuk mengkaji kestabilan tiga jenis model denganmeletakkan pemberat keatasnya.

a) What is your observation about the investigation above?Apakah pemerhatian yang dapat dibuat berdasarkan ujikaji di atas?

________________________________________________________________


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b) State two informations gathered in this investigation.Nyatakan dua maklumat yang dikumpulkan dalam penyiasatan ini.

________________________________________________________________

________________________________________________________________

c) What is the trend of change about the stability of the models?Nyatakan pola perubahan tentang kestabilan model?

________________________________________________________________

d) State a relationship between what to change and what to measured above.Nyatakan satu hubungan diantara pembolehubah dimanipulasi dan bergerakbalas diatas.

________________________________________________________________

________________________________________________________________

e) State a relationship between what to change and measured in the abovestatement.Nyatakan satu hubungan diantara pembolehubah dimanipulasi dan bergerakbalasberdasarkan kenyataan di atas.

________________________________________________________________

The height of the model affect the time taken for the model to topple.Ketinggian model mempengaruhi masa model tumbang.


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18. An investigation was carried out to determine the maximum mass eachstructure can hold. The results are shown in the table below.Satu penyiasatan telah dijalankan untuk menyiasat berat maksimum yang bolehditampung oleh struktur. Keputusan direkodkan di dalam jadual di bawah.


________________________________________________________________

b) What is your observation about the investigation above?Apakah pemerhatian yang dapat dibuat berdasarkan ujikaji di atas?

________________________________________________________________

c) Give one reason about the taste of the substance W.Berikan satu sebab berkaitan rasa larutan W.

________________________________________________________________

d) State :Nyatakan:


_________________________________________________


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________________________________________________________________


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1

1. A group of pupils design an investigation to observe competition among same

species and size of chicks. They put 4 chicks into cage P and 2 chicks into cage Q.

The same amount of food and water are put into each cage. After two weeks, they

wrote down in the following observations.

Sekumpulan murid menjalankan penyiasatan untuk memerhati persaingan diantara spesies

anak ayam yang sama jenis dan saiz. Mereka meletakkan 4 ekor anak ayam dalam sangkar

P dan 2 anak ayam dalam sangkar Q. Kuantiti makanan dan minuman yang sama diberikan

kepada anak ayam dalam sangkar P dan Q setiap hari. Selepas dua minggu, mereka

mencatatkan pemerhatian di bawah.

a) State one information gathered in this investigation.

Nyatakan satu maklumat yang dikumpul dalam penyiasatan ini.

______________________________________________________________________

b) State one reason (inference) based on the observation above.

Nyatakan satu sebab (inferens) berdasarkan pemerhatian di atas.

______________________________________________________________________

______________________________________________________________________

c) What is the trend of the change in the sizes of the chicks in cage Q after three

weeks.

Apakah corak perubahan saiz anak ayam sangkar Q selepas tiga minggu.

________________________________________________________________

________________________________________________________________

d) What can you conclude from this investigation.

Apakah kesimpulan yang boleh kamu buat berdasarkan penyiasatan ini.

________________________________________________________________

________________________________________________________________

2. A group of pupils carried out an investigation.They planted six balsam plants in twopots of equal sizes. Plants in pot X were given one tea spoonful of fertilizer, whereas

Observation:The size chicks in cage Q is bigger than the size of chicks in cage P.

Pemerhatian: Saiz anak ayam sangkar Q lebih besar berbanding saiz anak ayam sangkarP.


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plants in pot Y were given two tea spoonfuls of fertilizer. The table below show whatthey measured every four weeks.Sekumpulan murid menjalankan penyiasatan. Mereka menanam enam pokok keembung kedalam dua pasu yang sama saiz. Pokok dalam pasu X diberikan satu sudu teh bajamanakala pokok dalam pasu Y diberikan dua sudu teh baja. Jadual dibawah menunjukkanhasil yang mereka catatkan selepas empat minggu.

WeekMinggu

1 2 3 4

The height of plants in pot X (cm)Ketinggian pokok dalam pasu X (cm)

15 16 17 18

The height of plants in pot Y (cm)Ketinggian pokok dalam pasu Y (cm)

15 17 19 21

a) State two information gathered in this investigation.

Nyatakan dua maklumat yang dikumpul dalam penyiasatan ini.i) ___________________________________________________________

ii) ___________________________________________________________

b) State one relationship between the two information gathered in your answer in

(a).

Nyatakan hubungan diantara dua maklumat yang dikumpul berdasarkan jawapan di (a).

______________________________________________________________________

______________________________________________________________________

c) Predict the height of plants in pot Y in sixth week.Ramalkan ketinggian pokok dalam pasu Y pada minggu keenam.

______________________________________________________________________

d) State one reason (inference) about the difference between the height of plants in

pot X and Y.

Nyatakan satu sebab (inferens) tentang perbezaan diantara ketinggian pokok dalam

pasu X dan Y.

______________________________________________________________________

______________________________________________________________________


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3

3. Daniel carried out an investigation with three balls with different sizes. He pushed

one of the ball into a pail of water until it is immersed in the water. He repeated with

the two other balls. The table below shows Daniels observation.

Daniel menjalankan satu penyiasatan dengan menggunakan tiga biji bola yang berbeza

saiz. Dia menolak sebjij bola ke dalam sebuah baldi yang berisi air sehinggatenggelam.Penyiasatan diulang dengan menggunakan dua biji bola yang lain. Jadual

dibawah menunjukkan pemerhatian Daniel.

Size of ballSaiz bola

Force used to push ballDaya yang digunakan untuk menolak bola

LessSedikit

MoreBanyak

MostPaling banyak

a) What is the trend of change in the force used to push the ball.

Apakah corak perubahandaya yang digunakan untuk menolak bola.

________________________________________________________________

b) What is the purpose (aim) of this investigation?

Apakah tujuan penyiasatan di atas?

________________________________________________________________

________________________________________________________________

c) State

Nyatakan

i) what is kept the same (constant variable) in this investigation,

apa yang ditetapkan (pembolehubah dimalarkan) dalam penyiasatan ini,

________________________________________________________________


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ii) what is changed (manipulated variable) in this investigation,

apa yang diubah (pembolehubah dimanipulasi) dalam penyiasatan ini,

________________________________________________________________

iii) what is observed (responding variable) in this investigation.apa yang diperhatikan (pembolehubah bergerak balas) dalam penyiasatan ini.

________________________________________________________________

d) State the relationship between the size of ball and the force used to push ball.

Nyatakan hubungan diantara saiz bola dengandaya yang digunakan untuk menolak

bola.

________________________________________________________________

________________________________________________________________


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4. Diagram below shows an investigation carried out by Ravi and Azman. They are

moving a load.

Rajah dibawah menunjukkan satu penyiasatan yang dijalankan oleh Ravi dan Azman.

Mereka sedang mengerakkan satu beban.

Ravi found it very difficult to pull the load. Azman found it easy to pull the loadusing a trolley.

Ravi mendapati sangat sukar untuk menarik beban. Azman mendapati sangat mudahuntuk menarik beban dengan menggunakan troli.

a) State one reason (inference) based on their observations.

Nyatakan satu sebab (inferens) berdasarkan pemerhatian mereka.

______________________________________________________________________

______________________________________________________________________

b) Based on the statement above, state :Berdasarkan pernyataan di atas, nyatakan :

i) what is changed (manipulated variable) in this investigation,


________________________________________________________________

ii) what is observed (responding variable) in this investigation.apa yang diperhatikan (pembolehubah bergerak balas) dalam penyiasatan ini.

________________________________________________________________

c) What can you conclude from this investigation.

Apakah kesimpulan yang boleh kamu buat berdasarkan penyiasatan ini.

________________________________________________________________

________________________________________________________________

Azman found that when he added more wheels to the trolley, the load

becomes more easier to pull.

Azman mendapati bahawa apabila dia menambahkan roda pada troli, beban itu

menjadi lebih mudah untuk ditarik.


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5. In an investigation, wooden block is allowed to slide down a smooth slope onto awooden floor, and a concrete floor. The diagram shows the results of theinvestigation.

Dalam suatu penyiasatan, bongkah kayu dibiarkan menggelongsor menuruni cerun yanglicin menghala ke lantai kayu dan lantai konkrit. Rajah menunjukkan keputusan

penyiasatan itu.

a) What is the purpose (aim) of this investigation?


________________________________________________________________________________________________________________________________

b) State one information gathered in this investigation.

Nyatakan satu maklumat yang dikumpul dalam penyiasatan ini.

_____________________________________________________________________

c) State one reason (inference) based on the observation below.Tulis satu sebab (inferens) berdasarkan pemerhatian di atas.

____________________________________________________________________________________________________________________________________________

d) State one relationship (hypothesis) between the variable that is changed

(manipulated) and the variable that is observed (responding).

Nyatakan hubungan (hipotesis) antara pembolehubah yang dimanipulasikan dengan

pembolehubah bergerak balas.

________________________________________________________________

________________________________________________________________


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6. The diagram below shows the activity carried out by Leena. The toy car are releasedto move down the slope of two dictionaries. The time taken of the toy car to reach theend of the wooden plank is recorded in table below. The steps are repeated with four,

six and eight dictionaries.Rajah di bawah menunjukkan aktiviti yang dijalankan oleh Leena. Kereta mainan dilepaskanbergerak menuruni landasan dengan menggunakan 2 buah kamus sebagai ketinggianlandasan. Masa yang diambil oleh kereta mainan tersebut untuk sampai ke hujung landasandicatatkan. Langkah penyiasatan diulang dengan menggunakan empat, enam dan lapan buahkamus.

Number of dictionariesBilangan kamus

Time taken to reach the end of plank (s)Masa yang diambil untuk sampai ke hujung

landasan (s)

2 64 56 48 3

a) What is the purpose (aim) of this investigation?Apakah tujuan penyiasatan ini?

____________________________________________________________________________________________________________________________________________

b) State one reason (inference) based on the observation below.Tulis satu sebab (inferens) berdasarkan pemerhatian di atas.

____________________________________________________________________________________________________________________________________________

c) What is the relationship between the number of dictionaries and the time taken toreach the end of plank?Apakah hubungan di antara bilangan kamus dengan masa yang diambil untuk sampaike hujung landasan?

______________________________________________________________________


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d) State one relationship between the two information gathered in the above

statement.

Nyatakan satu hubungan di antara dua maklumat yang dikumpul berdasarkan

pernyataan di atas.

______________________________________________________________________

______________________________________________________________________

The type of plank surface also affects time taken to reach the end of plank.

Jenis permukaan landasan juga mempengaruhi masa yang diambil untuk

sampai ke hujung landasan.


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7. Diagram shows an investigation carried out by Chong to study food preservation.

Observations are made after a week.

Rajah di bawah menunjukkan satu penyiasatan yang dijalankan oleh Chong untuk mengkaji

pengawetan makanan. Pemerhatian dibuat selepas seminggu.

a) State,

Nyatakan.



________________________________________________________________

ii) what is observed (responding variable) in this investigation.

apa yang diperhatikan (pembolehubah bergerak balas) dalam penyiasatan ini.

______________________________________________________________________

b) Predict what will happen to chicken wing X after a week.

Ramalkan apa yang akan berlaku kepada kepak ayam X selepas satu minggu.

_________________________________________________________________________

_________________________________________________________________________

c) State one reason (inference) based on your prediction above.

Nyatakan satu sebab berdasarkan ramalan di atas.

_________________________________________________________________________

_________________________________________________________________________


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8. Diagram below shows an investigation.

Rajah di bawah menunjukkan satu penyiasatan.

a) State one observation for the condition of the papaya fruit after a week.

Nyatakan satu pemerhatian tentang keadaan buah betik itu selepas satu minggu.

i) S : ______________________________________________________________

ii) T : ______________________________________________________________

b) State one reason (inference) about the condition of the papaya that was kept in

method T.

Nyatakan satu sebab tentang keadaan betik yang disimpan melalui kaedah T.______________________________________________________________________

______________________________________________________________________

c) Sate


apakah yang ditetapkan (pembolehubah dimalarkan) dalam penyiasatan ini,

____________________________________________________________________

ii) what is changed (manipulated variable) in this investigation.

apa yang diubah (pembolehubah dimanipulasi) dalam penyiasatan ini.

____________________________________________________________________


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9. Yazid carries out an investigation to see the types of waste that decay and do not

decay.

Yazid menjalankan penyiasatan untuk melihat jenis bahan buangan yang boleh mereput dan

tidak boleh mereput.

The result of investigation after four weeks is show below.

Hasil penyiasatan selepas empat minggu ditunjukkan dibawah.

Plastic bag

Beg plastik

Observation

Pemerhatian

A Dry leaves cannot be seen

Daun kering tidak kelihatan

B Aluminium can be seen

Tin aluminium boleh dilihat

C A few paper can be seenSesetengah kertas boleh dilihat

a) State

Nyatakan


apa yang ditetapkan (pembolehubah dimalarkan) dalam penyiasatan ini,

________________________________________________________________


apa yang ditetapkan (pembolehubah dimanipulasi) dalam penyiasatan ini,________________________________________________________________

iii) what is observed (responding variable) in this investigation.


________________________________________________________________


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b) Give one reason (inference) based on the observation above.

Berikan satu sebab (inferens) berdasarkan pemerhatian diatas.

___________________________________________________________________

___________________________________________________________________

c) Whatconclusion can be made from this investigation?

Apakah kesimpulan yang boleh dibuat berdasarkan penyiasatan ini.

___________________________________________________________________

___________________________________________________________________


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10. An investigation is carried out by a groups of pupils to study the effects of different

sources of water to the condition of plants.

Satu penyiasatan dijalankan oleh sekumpulan murid untuk menyiasat kesan sumber air yang

berbeza kepada pertumbuhan pokok.

a) What is the purpose (aim) of this investigation?


______________________________________________________________________

______________________________________________________________________

b) What is the trend of the amount of plastic waste produced from 2001 to 2005?

Apakah corak perubahan jumlah buangan plastik dari 2001 hingga 2005?

______________________________________________________________________

c) Predict the amount of plastic waste in 2007.

Ramalkan jumlah buangan plastik pada 2007.

______________________________________________________________________

d) What the conclusion can be made from this investigation?

Apakah kesimpulan yang boleh dibuat daripada penyiasatan ini?______________________________________________________________________

______________________________________________________________________

Tahun

Jumlahbahanbuanganplastik(kg)


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11. A group of pupils gathered the information during an eclipse of the Moon. Table

below shows the stages of the eclipse at different times.

Sekumpulan murid mengumpul maklumat ketika berlakunya gerhana bulan. Jadual di

bawah menunjukkan peringkat gerhana pada masa yang berbeza.

Time

Masa

Stage of the eclipse of the moon

Peringkat gerhana bulan

10.30 pm

11.30 pm

12.30 am

1.30 am

2.30 am


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a) What is the aim of the investigation?

Apakah tujuan penyiasatan ?

______________________________________________________________________

______________________________________________________________________

b) What is the trend of the stage of the eclipse of the moon.

Apakah corak perubahan gerhana bulan.

c) Predict the stage of the eclipse of the moon at 1.00 am.

Ramalkan peringkat perubahan gerhana bulan pada 1.00 pagi.

d) State one reason (inference)about the duration of the eclipse of the Moon longer

compare to the duration of the eclipse of the Sun?

Nyatakan satu sebab (inferens) tentang tempoh gerhana bulan yang lebih lamaberbanding tempoh gerhana matahari?

______________________________________________________________________

______________________________________________________________________


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12. Table below show the changes in the temperature on Earth recorded by a group of

pupils who carried out an investigation during a solar eclipse.

Jadual dibawah menunjukkan perubahan suhu di Bumi yang direkodkan oleh

sekumpulan murid yang menjalankan penyiasatan semasa gerhana Matahari.

TimeMasa

Temperature ( C)Suhu

Before the total eclipseSebelum gerhana penuh 31During the total eclipseSemasa gerhana penuh 28After the total eclipseSelepas gerhana penuh 31

a) What is the trend of changes in the temperature on Earth.

Apakah corak perubahan bagi suhu di Bumi.________________________________________________________________

b) State one reason (inference) about the changes in temperature during the total

eclipse of the Sun.

Nyatakan satu sebab (inferens) tentang penurunan suhu semasa gerhana Matahari

penuh.

______________________________________________________________________

______________________________________________________________________

c) State one observation to support your answer in (b).Nyatakan satu pemerhatian untuk menyokong jawapan anda di (b).

______________________________________________________________________

______________________________________________________________________

d) State one other observation during the total eclipse of the Sun.

Nyatakan satu pemerhatian lain semasa kejadian gerhana Matahari penuh.

______________________________________________________________________

______________________________________________________________________


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13. The graph below shows the gear number compared to the number of turns of the bicycle

wheel for every one turn of the wheel pedal.

Graf di bawah menunjukkan bilangan gear berbanding bilangan pusingan roda basikal untuk

satu kayuhan.

0

1

2

3

4

5

6

1 2 3 4

a) State

Nyatakan



________________________________________________________________

ii) what is observed (responding variable) in this investigation.


________________________________________________________________

Number of turnsBilangan pusingan roda

Number gearBilangan gear


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b) State the relationship between the gear number and to the number of turns of

the bicycle wheel.

Nyatakan hubungan diantara bilangan gear dengan bilangan pusingan roda.

______________________________________________________________________

______________________________________________________________________

c) Predict the gear number if the number of turns of bicycle wheel is 8.

Ramalkan bilangan roda jika bilangan pusingan roda adalah 8.

________________________________________________________________


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14. Diagram below shows two kinds of pulley system used by two groups of pupils inan investigation. They tested the systems by raising a load 50 kg.Rajah dibawah menunjukkan dua jenis sistem takal yang digunakan oleh dua kumpulanmurid dalam satu penyiasatan. Mereka menguji sistem ini dengan menaikkan bebanseberat 50 kg.

Table below shows the number of pupils needed to raise the load.Jadual dibawah menunjukkan bilangan murid yang diperlukan untuk menaikkan bebantersebut.

Pulley systemSistem takal

Number of pupils needed to raise the loadBilangan murid yang diperlukan untuk menaikkan beban

P 6Q 2



______________________________________________________________________

______________________________________________________________________

b) State one reason (inference) about the number of pupils needed to raise the loadusing pulley system Q.

Nyatakan satu sebab (inferens) tentang bilangan murid yang diperlukan untuk

menaikkan beban dengan menggunakan sistem takal Q.

______________________________________________________________________

______________________________________________________________________

c) Write one observation to support the reason (inference) in 15 (b).

Tuliskan satu pemerhatian untuk menyokong sebab (inferens) di 15 (b).

______________________________________________________________________

______________________________________________________________________

d) State one relationship (hypothesis) between the variable that is changed

(manipulated) and the variable that is observed (responding).

Nyatakan hubungan (hipotesis) antara pembolehubah yang dimanipulasikan dengan

pembolehubah bergerak balas.

______________________________________________________________________________

______________________________________________________________________________


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15. The diagram below shows an investigation.Rajah di bawah menunjukkan suatu penyiasatan.

The number of 50 g weights needed to move the wooden block up the inclined plane isrecorded for different heights of the inclined plane. The results are recorded in thefollowing table.

Bilangan pemberat 50 g yang diperlukan untuk menggerakkan bongkah kayu itu menaiki satahcondong dengan ketinggian yang berlainan direkodkan dalam jadual berikut.

Height of inclined plane (cm)

Ketinggian satah condong (cm)

Number of 50 g weights

Bilangan pemberat 50 g

5 2

10 4

15 6



______________________________________________________________________

______________________________________________________________________

b) State

Nyatakan

i) What to keep the same ( constant variable) in this investigation

apa yang ditetapkan (pembolehubah dimanipulasi) dalam penyiasatan ini

__________________________________________________________


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__________________________________________________________

c) What conclusion can be made from this investigation?Apakah kesimpulan yang boleh dibuat daripada penyiasatan ini?

______________________________________________________________________

______________________________________________________________________

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