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1 A group of pupils gathered information about the number of animal X in a particular 

forest. The bar chart shows the information obtained.

Sekumpulan murid telah mengumpul maklumat tentang jumlah haiwan X dalam sebuah

hutan .

Carta palang menunjukkan maklumat yang telah dikumpul.

a) What is the trend of change in number of animal X from year 1990 to 1998?

 Apakah corak bilangan haiwan X dari tahun 1990 hingga 1998 ?

 

…………………………………………………………………………………..

( 1 mark)

( 1 markah)

 b) Give one reason to support your answer in (a).

   Berikan satu sebab untuk menyokong jawapan kamu di (a).

…………………………………………………………………………………….

…………………………………………………………………………………….

[ 1 mark ]

[ 1 markah]

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2

 Number of animal X

 Bilangan haiwan X 

Year 

Tahun1990 1992 1994 1996 1998 2000 2002 2004 2006

1

  1 (a)

  1 (b)

1

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c) Give one inference about the number of animal X after the year 1998.

   Berikan satu inferens tentang bilangan haiwan X selepas tahun 1998.

……………………………………………………………..……………………………….

 

..…………………………………………………………………………………………….

( 1 mark)

( 1 markah)

d) Write one observation to support your inference in (c).

  Tuliskan satu pemerhatian untuk menyokong inferens kamu di (c).

…………………………………………………………………………………….

…………………………………………………………………………………….( 1 mark)

( 1 markah)

e) State one information gathered in this investigation.

 Nyatakan satu maklumat yang dikumpul dalam penyiasatan ini.

……………………………………………………………………………………

…………………………………………………………………………………….

( 1 mark)

( 1 markah)

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3

1

  1 (c)

1

  1 (d)

1

  1 (e)

5

  Total

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2. Nasir carried out an investigation as shown in diagram below.

   Nasir menjalankan satu penyiasatan saperti rajah di bawah.

 

Table 2 shows the the result of this investigation.

Jadual 2 menunjukkan keputusan penyiasatan

 Number of wooden blocks

 Bilangan blok kayu

Speed of toy car (cm/s)

Kelajuan kereta mainan

4 2

6 4

8 6

10 8

  Table 2

   Jadual 2

a) In this investigation, state :

Dalam penyiasatan ini nyatakan :

 

(i) What is changed ( constant variable)

apa yang diubah ( pembolehubah manipulasi )

…………………………………………………………………………………………….[ 1 mark]

[ 1 markah](ii) What is observed ( responding variable)

apa yang diukur ( pembolehubah bergerak balas ) 

…………………………………………………………..……………………..

[ 1 mark]

[ 1 markah]

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4

1

  2 (a)(i)

1

  2 (a)(ii)

Wooden

 blocks

 Blok kayu

Wooden plank 

 Landasan kayu

Distance travelled

   Jarak dilalui

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( b) State the relationship ( hypothesis ) between what is changed

( manipulated variable) and what is observed ( responding variable ).

 Nyatakan hubungan di antara pembolehubah manipulasi dan pembolehubah

bergerakbalas.

..............................................................................................................................

.............................................................................................................................

[ 1 mark]

[ 1 markah ]

(c) Predict the speed of the toy car if eleven wooden blocks are used.

 

 Ramalkan kelajuan kereta mainan jika sebelas blok kayu .digunakan.

…………………………………………………………………………………..

[ 1 mark]

[ 1 markah ]

(d) State one conclusion from this investigation.

 

 Nyatakan satu kesimpulan yang boleh dibuat daripada penyiasatan ini.

  ..............................................................................................................................

..............................................................................................................................

[ 1 mark]

[ 1 markah ]

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5

  2 (b)

  2 (c)

1

1

  2 (d)

1

5

  Total

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 3. In an investigation, four containers W, X,Y and Z are filled with the same volume of 

water. All the containers are put directly under the Sun.

Satu penyiasatan telah dijalankan ke atas empat bekas W, X, Y dan Z yang diisi denganisipadu air yang sama banyak. Bekas itu diletakkan di bawah sinaran Matahari.

W X Y Z

Diagram 1

 Rajah 1

The volume of water left in the containers is shown in table 1.

Isipadu air yang tinggal dicatatkan dalam Jadual 1.

Containers

 Bekas

W X Y Z

Initial volume of water/ml

 Isipadu awal air/ml 

100 100 100 100

Volume of water left after 4 hours/ml

 Isipadu air selepas 4 jam/ml 

80 70 60 50

Table 1

Jadual 1

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

Apakah tujuan penyiasatan ini?

…………………………………………………………………………………

…………………………………………………………………………………

[1 mark]

[1 markah]

  (b) State two information gathered in this investigation.

   Nyatakan dua maklumat yang dikumpul dalam penyiasatan ini. 

1. ……………………………………………………………………………….…

2. ………………………………………………………………………….………

[ 2 marks ]

[ 2 markah ]

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  3 (a)

1

2

  3 (b)

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( c) State the relationship ( hypothesis ) between the variable that is changed

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

 Nyatakan hubungan di antara pembolehubah manipulasi dan pembolehubah

bergerakbalas.

..............................................................................................................................

.............................................................................................................................

[ 1 mark ]

[ 1 markah ]

 

A B

Time taken for Time taken for 

the towel A to dry : 1 hour the towel B to dry : 2 hours

  Masa tuala A kering: 1 jam Masa tuala B kering : 2 jam

(d) Using the information above, write a hypothesis for this investigation.

Tulis satu hipotesis berdasarkan maklumat di atas.

………………………………………………............……………………………

................…………………………………………………………………………

[1 mark]

[1 markah]

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7

  Total

  3 (c)

1

1

  3 (d)

5

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4. Diagram 2 was recorded by Kassim at a jetty.

    Rajah 2 menunjukkan catatan Kassim di jeti

Time : 8.00 a.m Time : 8.05 a.m

Time : 8.10 a.m Time : 8.15 a.m

 

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

Apakah tujuan penyiasatan ini?

…………………………………………………………………………………

…………………………………………………………………………………

[1 mark]

[1 markah]

 

(b) State one variable that was kept the same ( constant variable) in this investigation.

Tulis satu pembolehubah yang ditetapkan (pembolehubah di malarkan)

dalam penyiasatan ini.

…………………………………………………………………………………

…………………………………………………………………………………

[1 mark]

[1 markah]

 

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8

1

  4 (a)

1

  4 (b)

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