Natural Science 1

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OVIPAROUS SCALES

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So 111any materials!

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Sing the song Final task In this unit you will know more about different materials and their properties. Finally, you' 11 create your own recycled materials project. 83

here do materials come from? Listen. lt';;; made of coPton. Nora.

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Dad, what'!!> thie

made of?

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Read and Circle. Listen .

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an1mal

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m1neral

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Silk

wool

Oil

cotton

gold

Listen and colour.

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wood

from trees

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plast1c

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Listen and match.

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wood

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paper

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cotton ' metal

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Tell a classmate.

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pencil

notebook

eJ6 sharpener

eyeglasses

socks

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Listen.

Don't worry! I'll help you. Nom. Look, n 1y enndale nre n ~.."lde of pliletic, they're eoFtand Aexible.

Dad. my feel; hurt. TI!ese ~llJ'ldzlleure hard 4 o • ••••••- • •• o4 •••• ••-•• • - · · - oe ••••. H o • •• ••••• o •• • •••••• •• ... oe • • • - ... •• ee •••• • o •••••• o •• ..... ••• •••o!

1 Read and tick

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animal

vegetal

mineral

cotton

paper

gold

wool

plastic

oil

gold

wool

wood

wood

Silk

wool

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2 . Write true T or false F.

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We get energy from the Sun, water, wind, coal and vegetation. All machines work wi th electnctty. Energy doesn't pollute the enwonment. We can save energy.

3. Colour the properties.

This towel! ts

rough . it's made of smooth

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This table is

hard soft

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wood wool

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rigtd My sandals are . They're made of flextble

plast 1c

metal

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.... ...... ...... .... ·-··· ·-· ................. ···-·· ....... .... ......... ...... . ... ........ .... ········ .. ·. 4 Number the inventions from past and present.

S Write the machine.

telephone

motorbike

I u!!le re to ride to ~hool.

electricity

physical strength

I use it; to speak with my f riends.

batteries

wires

6 How can I help to tak care the environment? Write an example. I reduce

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glass

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I reuse

paper ···········~·

I recycle

plastic

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