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Gases in Earth's Air

Total questions: 9

Worksheet time: 5mins

Name
Class
Date
1.

What is the correct order of gases, from LARGEST to smallest amount?

a)

Oxygen, Nitrogen, other gases

b)

Nitrogen, Oxygen, Other gases

c)

Other gases, Oxygen, Nitrogen

2.

How much Oxygen is in our air?

a)
78%
b)
21%
c)
1%
d)
100%
3.

How much Nitrogen is in our air?

a)
78%
b)
21%
c)
1%
d)
100%
4.

What is the main gas in the Other Gases?

a)
Argon
b)
water vapor
c)
helium
5.

What is the thin layer of gases called that surrounds Earth?

a)
hydrosphere
b)
lithosphere
c)
atmosphere
6.
What is the acronym to remember the order of gases in our air, from LARGEST to smallest?
a)
Y E S !
b)
N O !
c)
Earl Tried Setting Mama's Thermostat
7.

In a pie graph showing gases in our air, what gas makes up OVER 3/4 of the graph?

a)
Nitrogen
b)
Oxygen
c)
Other gases
8.

What gas is 78% of our air?

a)
Oxygen
b)
Other gases
c)
Nitrogen
9.

What gas is 21% in our air?

a)
Other gases
b)
Oxygen
c)
Nitrogen