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Transcript of PETA MINDA SAINS TEMA MENYIASAT ALAM BAHAN
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MENYIASAT ALAM BAHAN
Year 4
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Properties of materialsSifat bahan
InsulatorPenebat
Penebat
Float on waterTerapung atas air
Conduct electricityMengalirkan elektrik
Mengalirkan aruselektrik
metallogam
Conduct heatMengalirkan
haba
Sink in waterTenggelamdalam air
Light to pass throughCahaya boleh melaluinya
Cahaya melaluinya
Can be stretchBoleh diregangkan
woodkayu
stonebatu
rubber ringgelang getah
glasskaca
carbonkarbon
plasticsplastik
metallogam
woodkayu
1.1 The properties of materials Sifat bahan
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Applying knowledge properties of materials in everyday lifeAplikasi pengetahuan sifat bahan dalam kehidupan seharian
Suggest ways to keep things hotCadangan untuk menyimpan
benda panas
Covered with insulators
Balut dengan bahan penebat
Suggest ways to keep things coldCadangan untuk menyimpan benda
sejuk
hot thingbenda panas
cold thingbenda sejuk
to prevent heat lossuntuk menghalang kehilangan haba
prevent from absorbing heathalang daripada serap haba
1.2 Applying knowledge properties of materials in everyday lifeAplikasi pengetahuan sifat bahan dalam kehidupan seharian
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Uses of materials based on their properties
Penggunaan bahan berdasarkan kandungan
transparentlutsinar
glasskaca
glassesgelas
softlembut
woodkayu
tissuetisu
hardkeras
metallogam
spoonsudu
propertiessifat
materialsbahan
objectobjek
cheapmurah
easy to getsenangdidapati
strengthkuat
good qualitykualiti baik
1.3 Synthesising the knowledge about uses of materials based on their properties Sintesis pengetahuan mengenai penggunaan bahan berdasarkan kandungan
List of object andmaterials that they aremade ofSenarai objek danbahan yang dibuatdaripada
Reason why particularmaterials are usedto make an object
Keterangan mengapa bahantertentu digunakan untukmembuat objek
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Natural materialsBahan semulajadi
Bahan semulajadi
Man-made materialsBahan buatan
Bahan buatan
woodkayu
metallogam
rubbergetah
cottonkapas
plasticsplastik
synthetic clothkain sintetik
glasskaca
State that man-made materials comes from natural materialsNyatakan bahan buatan berasal dari bahan semulajadi
reducingmengurangkan
reusingguna semula
recyclingkitar semula
public transportpengangkutan awam
plastic bagbeg plastik
bottlebotol
plasticsplastik
glasskaca
The importance of reuse, reduce and recycle of materials
Kepentingan guna semula, pengurangan dan kitar semula bahan
Kepentingan guna semula, pengurangan dan kitar semula bahan
1.4 Knowing the importance of reuse, reduce and recycle Memahami kepentingan guna semula, pengurangan dan kitar semula bahan
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Rusting can be preventedPengaratan boleh dicegah
Different ways to prevent objects from rustingCara berbeza untuk menghalang objek
daripada berkarat
Coating with non rustingmaterials
Menyadurkan dengan bahantidak berkarat
*paintcat*oil
minyak*grease
gris
The necessary to prevent rustingKeperluan mencegah pengaratan
*Everlasting LiveTahan lebih lama
*Save natural materialSelamatkan bahan asal
*Save costJimat kos
*Looking goodMencantikkan
*Conclusion; Rusting can be avoided by preventing iron contact with air and water.* Kesimpulan;Pengaratan boleh dihindarkan dengan menghalang ia bertindak balasdengan air dan udara
1.5 Understanding that some materials can rust Memahami sesetengah bahan boleh perkarat
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Rusting can be preventedPengaratan boleh dicegah
Rustyobjects
Objekberkarat
Non rusty objectsObjek tidak berkarat
Object made of iron andsteel
Objek yang diperbuatdaripada besi
dan keluli
Object made of glass, plastic,wood, clay and silk
Objek yang diperbuat daripada
kaca,plastik, kayu, tanah liatdan sutera
*NailPaku
*SpoonSudu
*KnifePisau
*Needle
Jarum
*GlassKaca
*BottleBotol
*CupCawan
*PencilPensil
1.6 Understanding the rusting can be prevented Memahami pengaratan boleh dicegah
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MATERIALS AROUND YOU
-The Properties Of Materials-
MATERIALS
WOOD RUBBER PLASTIC
GLASS
METALCOTTON
-Floats
on water-Insulator
-Can
absorbswater
-Insulator
-Conducts
electricity-Conducts
heat
-Conductor
-Allowlight to
pass
throughthem
-Insulator
-Can bestretched
-Insulator
-Insulator
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Terapung
di atas air
-Bolehmenyera
p air
-Penebat
-Mengalirkan
elektrik
-Mengalirkan
haba-Konduktor
Membenar
kan cahaya
menembusi
nya-Penebat
-Boleh
diregang
-Penebat
-Penebat
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Opaque, Translucent and Tranparent
Legap, Lutsinar dan Lutcahaya
Unit 5/Lesson 1,2, and 3
Materials
Wood Door(opaque)
Glass Door(Translucent)
Clear glass Door(Transparent)
I cant see you.
Saya tak nampak awak.
I can see you but not clear.Saya nampak awak tapi kurang
jelas.
I can see you clearly.Saya nampak awak dengan jelas.
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SYNTHETC
CLOTHKAIN
SINTETIK
NATURAL AND MAN MADE
BAHAN SEMULAJADI DAN BUATAN MANUSIA
NATURAL
MADE
MATERIALS
BAHAN
SEMULAJADI
MAN-MADE
MATERIALS
BAHAN
BUATAN
MANUSIA
Unit 5/Lesson 4
Fantastic materials
RUBBER
GETAH
SILKSUTERA
LEATHERKULIT
WOODKAYU
METAL
LOGAM
GLASSKACA
COTTON
KAPAS
CLAY
TANAHLIAT
FUR
BULU
PLASTICPLASTIK
NYLON
NILON
RAYONRAYON
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MENYIASAT ALAM BAHAN
Year 5
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SolidPepejal
LiquidCecair gas
has massmempunyai
berat
Properties of solidSifat-sifat pepejal
Properties of liquidSifat sifat cecair
Properties of gasSifat-sifat gas
fixed volumeisipadu tetap
fixed shapebentuk tetap
has massmempunyai
berat
ExamplesContoh
Water
Air
Milk
SusuAir
Udara
no permanent shapebentuk tidak tetap
fixedvolumeisipadutetap
Steamwap
WoodKayu
Stonebatu
can't fixed
shapeTidak
mempunyaibentuk tetap
has massMempunyai
berat Can't fixedvolumeIsipadutidak
tetap
can compressedboleh dimampatkan
1.1 Matter exist in the form of solid, liquid or gasBahan wujud dalam bentuk pepejal,cecair atau gas
MatterBahan
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CHANGING
STATES OFWATERPerubahan
BentukAir gas liquid
gas - cecair
liquid gas
cecair - gas
liquid gasCecair - gas
solid liquid
Pepejal - cecair
Melting
Peleburan
BoilingPendidihan
EvaporationPenyejatan
CondensationKondensasi
Freezing
Pembekuan
1.2 Understanding that matter can change from one state to anotherMemahami bahawa benda boleh berubah bentuk dari satu ke bentuk yang lain
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The water cycle.The water cycle.
Kitaran airKitaran air
Circulation of water inCirculation of water in
the environment.the environment.
Kitaran air dalamKitaran air dalampersekitaranpersekitaran
Formation of cloudsFormation of clouds
and rain.and rain.
Pembentukan awan danPembentukan awan dan
hujanhujan
Importance of waterImportance of water
Kepentingan air.Kepentingan air.
Changes in the states ofChanges in the states of
matter in the water cyclematter in the water cyclePerubahan bentuk bahanPerubahan bentuk bahan
dalam kitaran airdalam kitaran air
Liquid to gas (evaporation)Liquid to gas (evaporation)
Cecair kepada gasCecair kepada gas( Penyejatan )( Penyejatan )
Droplets of water willDroplets of water will
become bigger and heavierbecome bigger and heavier rainTitisan air menjadi besar danberat hujan
EvaporationPenyejatan
CondensationKondensasi
GasGas liquid (Condensation)liquid (Condensation)
Gas CecairGas Cecair
( Kondensasi )( Kondensasi )
1.3 Understanding the water cycleMemahami kitaran air
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Importance of water resources.Kepentingan sumber air
To prevent living aquatic frombeing
destroyed and undergoingextinction
Untuk mengelakkan hidupan airmusnah dan mengalami
kepupusan
Reasons to keep ourwater resources clean.
Sebab untukmengekalkansumber air yang bersih
To ensure the cleanlinessof water supply
Memastikan air yangbersih dibekalkan
To regulatethe formation ofclouds and rain
Untuk
mengekalkanpembentukanawan dan hujan
To avoid infecteddiseases
Mengelakkanpenyakit berjangkit
Ways to keep our waterresources clean
Cara mengekalkansumber air bersih
Keep the rivers cleanJadikan sungai besih
Cleanliness campaignKempen kebersihan
1.4 Appreciating the importance of water resourcesMenghargai kepentingan sumber air
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The properties of acid,alkaline and neutral substances.
Ciri-ciri asid , alkali dan bahan nutral
Identify the taste of acidic andalkaline food.
Mengenal pasti rasa makananyang berasid dan berakali
Identify acidic, alkaline andneutral substances using litmuspaper.Mengenal pasti keasidan,alkalidan nutral bahan menggunakankertas litmus
Conclude the properties ofacidic, alkaline and neutral
substances.Kesimpulan ciri-ciri bahanasid, alkali dan neutral .
Changes in colour oflitmus papers
Menukarkan warnakertas litmus
blue to redbiru kemerah
red to bluemerah ke
biru
no changetidak
berubah
BitterPahit
Sourmasam
Properties ofalkali
Ciri-ciri alkali
Propertiesof acidCiri-ciri
asid
Properties ofneutral
substancesCiri-ciri bahan
neutral
Taste bitter &change red litmus
paper to blueRasa pahit dan
menukarkanKertas litmus
merah kepada biru
Taste sour &change bluelitmus paper redRasa masam danmenukarkankertas litmus
merah
Other tastes no
changes in litmuspaper
Tidak menukarkanwarna kertas litmus
Acidasid
Alkalinealkali
neutralneutral
2.1 Understanding the properties of acidic, alkaline and neutral substancesMemahami sifat asid, alkali dan bahan neutral
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STATE OF MATTERKEADAAN BAHAN
Ali is eating an ice cream. After a while, the ice creammelt. Melting process changes solid to liquid.
Ali sedang makan ais krim. Selepas beberapa ketika,ais krim itu menjadi cair. Prosespencairanmenukarkanpepejal kepada cecair.
Liquid
Solid
Abu feels like to drink cold water. He need some icecubes. He put water in the freezer. Freezing turn solidto solid.
Abu ingin minum air sejuk. Dia perlukan ais batu. Diamasukkan air ke dalam peti sejuk. Prosespembekuanmenukarkan cecair kepada pepejal.
Upins mother wants to boil some water. She knows thatthe water is boiling because it produces steam or watervapour. Boiling changes liquid to gas.
Ibu Upin ingin menjerang air. Dia tahu bahawa air itusudah mendidih kerana terhasilnya wap air atau stim.Pendidihan menukarkan cecair kepada gas.
Ipins mother hangs clothe on the cloth line. After awhile, the cloth dries. This is because evaporationprocess occurs. Evaporation turn liquid to gas.
Ibu Upin menjemur kain di ampaian.
Ah Seng forget to drink his ice lemon tea because hismother as him to go to the shop. When he went back,he saw many water droplets on the glass.Condensation turn gas to liquid.
Ah Seng terlupa untuk minum airnya kerana ibunya
menyuruhnya ke kedai. Setelah pulan, dia dapatibanyak titisan air di luar gelas. Kondensasimenukarkan gas kepada cecair.
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I am a droplet of water.Saya setitis air
Ouch! Where I am. Wow! It is big. Opss! Mmm cold and fresh. Where am I? Oh, I see, this isa seamy new place. I came from river.Ouch! Di mana saya. Wow! Besarnya. Opss! Mmmsejuk dan segar. Di mana saya? Oh, sayatahu, saya di lauttempat baru untuk saya. Saya datang dari sungai.
Arghh! Hot, very hotOh no! Im moving up. What happen??? It is very hot. The sun makes mevery hot. It evaporate me to the sky. Evaporation change me as a water vapour.
Arghh! Panasnya, sangat panas Tidak! Saya sedang bergerak ke atas. Apa dah jadi nih???Sangat panas. Matahari membuatkan saya panas. Ia menyejat saya ke langit. Penyejatanmenukarkan saya menjadi wap air.
Oh no! Im shivering. It cold now. The condensation process turn me into water droplet. Wow!There are many droplets like me. Hey! Lets join together. Lets form cloud. Ahhit is better now.Oh no! Saya sedang menggigil. Ia sejuk sekarang. Proses kondensasi menukar saya menjadititisan air. Wow! Banyaknya tiisan air macam saya. Hey! Jom bergabung. Jom bentuk awan.
Ahhleganya dah jadi awan.
Opss! Im heavy now. Let me out. Ahh! Im out now as rain. Ouch! I fall down into the riveragain. My home sweet home. Yea!Opss! Saya semakin berat sekarang. Saya nak keluar. Ahh! Saya dah keluar sebagai hujansekarang. Ouch! Saya jatuh kembali kedalam sungai. Rumah saya yang dirindui. Yea!
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Fill in the missing letters.Lengkapkan perkataan dengan huruf yang betul.
E _ a _ _ _ a _ _ _ n
C _ _ d _ _s _ _ i o _
S __ _
R _ v _ _
C _ _ _ _
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MENYIASAT ALAM BAHAN
Year 6
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FOOD PRESERVATIONPengawetan makanan
Food spoilageKerosakan makanan
Characteristics of spoilt foodCiri-ciri makanan yang rosak
The conditions for microorganisms to growKeadaan untuk mikroorganisma membesar
Unpleasant smellBau tidak menyenangkan
Unpleasant tasteRasa tidak menyenangkan
Changed colourBerubah warna
Changed textureBerubah jalinan
MouldyBerkulat
AirUdara
WaterAir
NutrientsZat makanan
Suitable temperatureSuhu yang sesuai
Suitable acidityKeadaan asid yang sesuai
1.1 Understanding food spoilage Memahami kerosakan makanan
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Food PreservationPengawetan makanan
DryingPengeringan
Fish, prawns, cuttlefish, fruitsIkan, udang, sotong, buah
BoilingPemanasan
CoolingPendinginan
Vacuum packingPembukusan vakum
PicklingPenjerukan
FreezingPenyejukbekuan
Bottling/CanningPembotolan/pengeti
nan
PasteurisingPempausteran
SaltingPengasinan
SmokingPengasapan
WaxingPelilinan
Vegetables, fruitsSayur, buah
Nuts, crackers, powder milkKacang, biskut, susu tepung
Fruits, vegetablesBuah, sayur
Chicken, meat, prawns, cuttlefishAyam, daging, udang, sotong
Meat, fish, fruits, vegetablesDaging, ikan, buah, sayur
Milk, juices, ice creamSusu, jus, ais krim
Fish, meat, eggs, vegetables,fruitsIkan, daging, telur, sayur, buah
Vegetables, fruitsSayur, buah
Meat, fishDaging, ikan
1.2 Synthesising the concept of food preservation Sintesis konsep pengawetan makanan
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The importance of preserving foodKepentingan pengawetan makanan
1.3 Realising the importance of preserving food Menyedari kepentingan pengawetan makanan
Food PreservationPengawetan makanan
To make last longerTahan lebih lama
To make food easily to storeMakanan lebih mudah disimpan
To reduce wastage foodMengurangkan makanan terbuang
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Waste ManagementPegurusan bahan buangan
Plastics, glass, chemical waste, organic waste, metalPlastik, kaca, sisa kimia, sisa organik, logam
Homes, factories, agriculture, motor vehiclesRumah, kilang, pertanian, kenderaan bermotor
ProperBetul
ImproperTidak betul
2.1 Understanding the effects of improper disposal of waste on the environment Memahami kesan kesalahan mengurus pembuangan bahan buangan kepada
persekitaran
Types of wasteJenis bahan
buangan
Sources of wasteSumber bahan
buangan
Ways ofdisposing wasteCara buang
bahan buangan
Dispose of waste in the right place Buang bahan buangan di tempatyang betulTreat waste before disposing it into
the drain Rawat bahan buangan sebelum iamengalir keluarBury waste that can decay in soil Bakar bahan buangan yang bolehreput dalam tanah
Reuse of recycle waste Guna semula bahan kitar semula
Littering Tidak teraturOpen burning Pembakaran terbukaRelease of waste into the rivers Melepaskan bahan buangan kedalam sungaiRelease of smoke into the air Melepaskan asap ke udara
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Air pollutionPencemaran udara
Water pollutionPencemaran air
Sickness &diseases
Kesakitan &penyakit
Damages our lungs, initiates our eyesMerosakkan paru-paru.tidak elok
dipandang
Thypoid, dengue feverdemam denggiAcid rain
Hujan asid
Flash floodsBanjir kilat
Can kill plants and erode buildingBoleh membunuh tumbuhan dan
menghakis bangunan
Damage propertyMerosakkan harta
Can kill fish and water plantsBoleh membunuh ikan dan tumbuhan
laut
2.1 Understanding the effects of improper disposal of waste on the environment Memahami kesan kesalahan mengurus pembuangan bahan buangan kepada
persekitaran
Harmful effects of improperdisposal of waste
Kesan buruk daripada pembuanganbahan buangan yang tidak betul
Waste that candecay
Bahan buanganyang boleh reput
Waste that does
not decayBahan buangan
yangtidak boleh reput
Food, paper, woodMakanan, suratkhabar, kayu
Plastics, glass,metalPlastik, gelas,logam
2.1 Understanding the effects of improper disposal of waste on the environment Memahami kesan kesalahan mengurus pembuangan bahan buangan kepada
persekitaran
Advantage :To make the soil fertiileKelebihan :Untuk menyburkan tanah
Disadvantage :Gives out poisonousgasesKelemahan :Mengeluarkan gasberacun
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