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Air

Total questions: 79

Worksheet time: 40mins

Name
Class
Date
1.

Air has no weight.

a)

True

b)

False

2.

Air is made up of a mixture of many different kinds of gases.

a)

True

b)

False

3.

Gases are invisible

a)

True

b)

False

4.
What does Part A of the diagram do for a plant? 
a)
Gets water from the ground
b)
Gets sunlight so the plant can make food
c)
Moves water through the plant
5.

Does an animal need air?

a)

yes

b)

no

6.

Can you feel air?

a)

yes

b)

no

7.

Does a book need air?

a)

yes

b)

no

8.

Do plants need air?

a)

yes

b)

no

9.

Can you see air?

a)

yes

b)

no

10.

Do people need air?

a)

yes

b)

no

11.

Does a pinwheel use air?

a)

yes

b)

no

12.

Do clothes need air?

a)

yes

b)

no

13.

Does a sailboat use air?

a)

yes

b)

no

14.

Do balloons use air?

a)

yes

b)

no

15.

All living things need air. True or false.

a)

true

b)

false

16.

Which of the following object does not need air to live?

a)
b)
c)
17.

We breathe in air through our ____________.

a)
b)
c)
18.

Do we need air for burning things?

a)

yes

b)

no

19.

A windmill needs _________ to work.

a)

air

b)

water

20.

Which of these objects need air to work?

a)
b)
c)
21.

Which of the following example makes you feel the presence of air?

a)
b)
c)
22.

Hot air balloons need air to work.True or false.

a)

true

b)

false

23.

Can we see and touch air?

a)

Yes

b)

NO

24.
With it, we feel the air
a)
sun
b)
rain
c)
wind
25.

What is wind?

a)

Moving air

b)

stopped air

26.

Strong and fast moving wind is called

a)

Storm

b)

wind

c)

rain

27.

Air is present in places that appear to be empty.

a)

True

b)

False

28.

Which property of Air shown in the image?

a)

Air has weight

b)

Air is needed for burning

29.

Air has no weight.

a)

True

b)

False

30.

Air is needed for breathing.

a)

True

b)

False

31.

Which property of Air is observed when air is filled in tyres?

a)

Air is needed for burning

b)

Air occupies space

32.

Windmills are used to produce

a)

rain

b)

electricity

33.

Which property of air is represented in the picture.

a)

Air occupies space

b)

Air has weight

34.

Observe the picture carefully. What will happen if a glass is put over a burning candle?

a)

The candle keeps burning.

b)

The candle goes off.

35.

In this way people can reduce air pollution.

a)

No

b)

Yes

36.
Which of these problems can be caused by air pollution?
a)
Respiratory problems
b)
Reduced food sources for humans
c)
Increased disease for humans
d)
Decrease in global temperatures
37.

Pollution _________________________.

a)

is harmful materials put into the environment

b)

found in air, water, and land

c)

effects plants, animals, and people

d)

All of the above

38.

Which of the following pictures are the causes of air pollution?

a)
b)
c)
39.

Which of the following can reduce vehicle air pollution?

a)

Walk or cycle

b)

Use of electric cars

c)

Using one single car for one person

40.

air pollution happens when ...

a)

the water gets dirty

b)

the land gets dirty

c)

the air gets dirty

41.

Which of the following is NOT a cause of air pollution?

a)

Smoke from factories

b)

Exhaust from cars and trucks

c)

Forest fires

d)

Difficulty breathing

42.
Air pollution is the cleaning of the air
a)
True
b)
False
43.

What cause air pollution ?

a)

Factories produce too much waste water and oil.

b)

Factories produce too much smoke.

44.

__________________ is all around us.

a)

Air

b)

Wind

c)

Fire

45.

We can feel air when it ___________.

a)

moves

b)

blows

c)

flies

46.

Air is weightless.

a)

True

b)

False

47.

We can taste and smell air.

a)

True

b)

False

48.

A .................... goes round and round when the wind blows.

a)

kite

b)

windmill

c)

bike

49.

Air contains ____________.

a)

oxygen

b)

carbon dioxide

c)

both of these

50.

Humans and animals need ________________ to breathe.

a)

carbon dioxide

b)

oxygen

c)

nitrogen

51.

Which of the following gases is used by plants to make food?

a)

Nitrogen

b)

Oxygen

c)

Carbon dioxide

52.

Air contains _______ gases, water vapour, smoke, dust particles, and germs.

a)

no

b)

many

c)

two

53.

Plants take in carbon dioxide to make their food and release _______________.

a)

nitrogen

b)

sulphur

c)

oxygen

54.

Smoke and germs make the air ______________.

a)

pure

b)

impure

c)

none of the above

55.

We should plant trees to keep the air __________.

a)

clean

b)

dirty

c)

unclean

56.

Air contains water in the form of _________________.

a)

ice

b)

dust

c)

water vapour

57.

Air is present in places that appear to be empty.

a)

True

b)

False

58.

What is wind?

a)

Moving air

b)

stopped air

c)

hot moving air

59.

Look at the picture and guess which property of air is shown?

a)

Air has mass

b)

Air occupies space

c)

Air can be heated and cooled

60.

The picture that shows the condition of fresh air is...

a)
b)
c)
61.

Is this actually empty ???

a)

Yes, it is clearly visible that it is empty.

b)

No, it has air in it.

c)

It has water in it.

62.

Read the statement below.

> Worms breathe in the soil.

> Fish breathe in the water.

> Humans breathe on land.


What conclusions can be made based on the statements?

a)

Air is around us.

b)

Air can move.

c)

Air is important for breathing.

63.

what are properties of air?

a)

It fills space

b)

it has no weight

c)

it has colour

d)

there is no air on earth

64.

We need air for

a)

breathing

b)

burning

c)

drying clothes

d)

all of the above

65.

Impure air is bad for

a)

health

b)

house

c)

pond

d)

bed

66.

What comes out when we burn anything.

a)

smoke

b)

germs

c)

water vapour

d)

air

67.

polluted air contains

a)

germs

b)

smoke

c)

dust

d)

all of these

68.

Observe the picture carefully. What will happen if a glass is put over a burning candle?

a)

The candle keeps burning.

b)

The candle goes off.

69.

The uses of the air are ...

a)

To breathe

b)

To keep fire burning

c)

To fill balloon

d)

To move sailboat

70.

The sailor use the air to...

a)

Keep fire burning

b)

Breathe

c)

Move the sailboat

71.

The example of Using air to breathe is ...

a)
b)
c)
72.

The things that can pollute the air are ...

a)
b)
c)
d)
73.

Air is needed to fill the ...

a)

Balloon

b)

Fire

c)

Doll

74.

What is the girl doing to keep ean the air?

a)

Planting

b)

Cycling

c)

Driving

75.

This air pollution comes from..

a)

Vehicles

b)

Factories

c)

Trees

76.

This air pollution comes from...

a)

Vehicles

b)

Volcano

c)

Factories

77.

(a)   helps a kite to fly in the sky.

78.

Dirty air can make us (a)   .

79.

Which of these gets shape with the help of air?

a)

Fan

b)

Chair

c)

Balloon