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Worksheets

NS - Grade 4 September Revision

Total questions: 35

Worksheet time: 33mins

Name
Class
Date
1.

Water is boiled in a kettle. The state of matter of the water changes from ...

a)

liquid to solid

b)

solid to liquid

c)

gas to liquid

d)

liquid to gas

2.

Energy can be harmful.

a)

True

b)

False

3.

Humans get their energy from ...

(a)  

4.

Which form of energy is produced when someone claps their hands?

a)

Chemical energy

b)

Electrical energy

c)

Light energy

d)

Sound energy

5.

The properties of a cat's fur are ...

a)

hard

b)

soft

c)

fluffy

d)

transparent

6.

Switching a light on in a dark room shows electrical energy changing to ..... and .... energy.

a)

heat

b)

sound

c)

light

d)

movement

7.
What is the energy source for the water cycle?
a)
the sun
b)
the earth
c)
water
d)
the moon
8.
What part of the water cycle does this picture show?
a)
condensation
b)
precipitation
c)
evaporation
9.
What part of the water cycle does this picture show?
a)
condensation
b)
precipitation
c)
evaporation
10.
What is precipitation?
a)
The part of the water cycle when the sun heats up water, turning it from a liquid into water vapor or steam. It rises from the ground into the air.
b)
The part of the water cycle when the water vapor in the air gets cold. The water turns back into a liquid and forms clouds.
c)
The part of the water cycle when clouds get heavy and can no longer hold the liquid water. This causes the water to fall from the sky to the earth as rain, snow, sleet, or hail.
11.

What phase of matter is water?

a)

solid

b)

liquid

c)

gas

12.

STONE : Name the state of this matter.

(a)  

13.

Raw materials are

a)

materials that have been changed from their original form.

b)

materials that are found naturally in the environment and nature.

c)

materials that have been made by man.

14.

These are examples of manufactured materials:

a)

sand

b)

plastic

c)

petrol

d)

leather

e)

wood

15.

Sand is a very useful material that can be used to make (a)   .

16.

Which of the following are examples of manufactured materials?

a)
b)
c)
d)
e)
17.

Which picture is showing us clay?

a)
b)
c)
d)
18.

Which of the following objects are waterproof? There are three.

a)
b)
c)
d)
e)
19.

Which of these are properties of glass?

a)

Bendy

b)

Transparent

c)

Dull

20.

What is the best definition for manufacturing?

a)

Creating raw materials from finished products

b)

Changing materials into structures

c)

Changing raw materials into finished products

d)

Things that are made in a factory

21.

Name the process in the paper making process where once trees reach a certain height, they are cut down.

a)

harvest

b)

landfill

c)

paper mill

d)

paper sorting

22.

Name the paper making process where used paper can be collected and used again.

a)

pulp mill

b)

printers

c)

recycling

d)

transport

23.

We can see ultraviolet rays.

a)

True

b)

False

24.

The sun is the closest star to the Earth.

a)

True

b)

False

25.
Where do all life forms get their energy?
a)
Earth's Core
b)
Water
c)
Plants
d)
The Sun
26.
The way energy is passed from one organism to another
a)
food chain
b)
energy
c)
extinct
d)
habitat
27.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
28.
What do the arrows show in a food chain picture?
a)
They always point to the smallest animals.
b)
They point to the animal that tastes the best.
c)
They always point to the producers.
d)
They point in the direction that energy is flowing.
29.
Which food chain is in the correct order?
a)
cat, grass, bird, snail
b)
bird, snail, grass, cat
c)
grass, snail, bird, cat
d)
grass, cat, bird, snail
30.
Which of these organisms would receive energy from the snake?
a)
Plant
b)
Rabbit
c)
Mouse
d)
Hawk
31.

"The ability to make things happen" is the definition of what word?

a)

motion

b)

energy

c)

friction

d)

matter

32.

Identify the energy transfer

a)

chemical to kinetic

b)

solar to electrical

c)

thermal to light

d)

electrical to light

33.

When you eat food, your body gains ___________ energy.

a)

electrical

b)

chemical

c)

thermal

d)

light

34.

What type of energy can be sensed by the eyes?

a)

sound

b)

thermal

c)

electrical

d)

light

35.

Which of the following involves electrical energy being transferred into heat energy?

a)

A heavy box being lifted off a table

b)

firecrackers exploding in the sky

c)

baking bread in the oven

d)

a wax candle burning