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AIR AROUND US QUIZ

Total questions: 25

Worksheet time: 15mins

Name
Class
Date
1.
Earth is surrounded by an envelope of gases called the _____________.
a)
hydrosphere
b)
solar system
c)
atmosphere
d)
cloud bubble
2.
The term used to describe the condition of Earth's atmosphere at a given place or time is ________________.
a)
climate
b)
weather
c)
systems
d)
status
3.
What do dust, smoke, salt, and chemicals have in common?
a)
They are gases in the air.
b)
They make up water vapor in the air.
c)
They are particles in the air.
d)
They are only found in pure air.
4.
Which of these does a fire need to burn?
a)
argon
b)
carbon dioxide
c)
nitrogen
d)
oxygen
5.
Which of these do plants need in order to make food?
a)
argon
b)
carbon dioxide
c)
nitrogen
d)
oxygen
6.
Which of these makes up about 21 percent of the atmosphere?
a)
argon
b)
carbon dioxide
c)
nitrogen
d)
oxygen
7.
_________________ is the most abundant gas in our atmosphere.
a)
Argon
b)
Oxygen
c)
Carbon Dioxide
d)
Nitrogen
8.
Which environment on Earth would contain the most water vapor?
a)
Savannah
b)
Desert
c)
Rainforest
9.
What are the percentages of the main gases on Earth?
a)
78% oxygen, 21% nitrogen and 1% other
b)
78% other, 21% oxygen and 1% nitrogen
c)
78% nitrogen, 21% oxygen and 1% other
d)
95% carbon dioxide and 5% oxygen
10.
How does the atmosphere protect life on Earth?
a)
It blocks harmful rays from the sun
b)
It keeps our planet the right temperature
c)
It provides oxygen to breathe
d)
All of these protect life on Earth
11.

What gas is released into the atmopshere when fossil fuels are burned?

a)

oxygen

b)

carbon dioxide

c)

nitrogen

d)

argon

12.

Which gas makes up 78% of the atmosphere?

a)

ozone

b)

oxygen

c)

nitrogen

d)

water vapor

13.
What does ozone in the atmosphere do?
a)
it absorbs and traps heat energy
b)
it provides a place for water vapor to condense
c)
it protects against harmful uv radiation
d)
it helps plants grow
14.

Which gas is released into the atmosphere by plants following photosynthesis?

a)

Oxygen

b)

Argon

c)

Carbon dioxide

d)

Nitrogen

15.

What gas in the air is causing global warming?

a)

carbon dioxide

b)

oxygen

c)

helium

16.

What layer protects us from the sun's harmful rays?

a)

protection layer

b)

ozone layer

c)

atmospheric layer

17.

Moving air is called ________

a)

wind

b)

fog

c)

dew

18.

Mountaineers carry _________ cylinders with them, while climbing mountains.

a)

nitrogen

b)

carbon dioxide

c)

oxygen

19.

Air is a mixture of many _________

a)

solids

b)

liquids

c)

gases

20.

___________ gas is necessary for burning

a)

oxygen

b)

nitrogen

c)

carbon dioxide

21.

__________ gas occupies the major part of composition of air.

a)

nitrogen

b)

oxygen

c)

carbon dioxide

22.

As we move higher in the atmosphere, the air gets _______

a)

increases

b)

more

c)

rarer

23.

The burning of fuel produces ______

a)

dew

b)

wind

c)

smoke

24.

The ___ makes the windmill rotate.

a)

wind

b)

electricity

c)

power

25.

Which gas to plants breathe?

a)

Carbon- Dioxide

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

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