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WorksheetsEarth's Atmosphere
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
Which gas in our atmosphere is most abundant?
a)
Argon
b)
Oxygen
c)
Nitrogen
d)
Carbon Dioxide
2.
This layer of the atmosphere contains most of the ozone.
a)
troposphere
b)
thermosphere
c)
mesosphere
d)
stratosphere
3.
This gas makes up 78% of the atmosphere
a)
oxygen
b)
nitrogen
c)
ozone
d)
carbon dioxide
4.
This is the coldest layer of the atmosphere.
a)
troposphere
b)
thermosphere
c)
mesosphere
d)
stratosphere
5.
What are the 2 most abundant gases in Earth's atmosphere?
a)
carbon dioxide and oxygen
b)
carbon dioxide and nitrogen
c)
nitrogen and oxygen
d)
nitrogen and hydrogen
6.
The temperature in the stratosphere ________.
a)
increases as you reach the ozone layer
b)
is cold all the way up
c)
decreases as you reach the ozone layer
d)
stays the same through the layer
7.
The layers of the atmosphere are classified according to changes in _________.
a)
altitude
b)
density
c)
composition
d)
temperature
8.
What happens to air pressure as you go higher in the atmosphere?
a)
It increases.
b)
It decreases.
c)
It stays the same.
d)
It increases and then decreases.
9.
James plans to climb to the top of Mount Everest. Which of the following statements about his climb will be the most accurate?
a)
Air pressure will rise and the temperature on a thermometer will increase.
b)
Air pressure will fall and the temperature on a thermometer will decrease.
c)
Air pressure will rise and the temperature on a thermometer will decrease.
d)
Air pressure and thermometer will not change.
10.
Where is the altitude the greatest?
a)
1
b)
2
c)
3
d)
4
11.
Where is the air pressure the greatest?
a)
1
b)
2
c)
3
d)
4
12.
Where is the temperature the highest?
a)
1
b)
2
c)
3
d)
4
13.
What protects us from dangerous ultraviolet radiation from the sun?
a)
Ozone
b)
Mrs. Kirby
c)
Ms. Reyes
d)
Carbon Dioxide
14.
What protects us from dangerous ultraviolet radiation from the sun?
a)
Ozone
b)
Mrs. Kirby
c)
Ms. Reyes
d)
Carbon Dioxide
15.
What would happen if the Earth had no atmosphere, as in no air?
a)
No life or weather
b)
It would be the same as now just a little harder to breathe
16.
The atmosphere keeps the Earth...
a)
Warm enough for life
b)
Too Cold for Life
c)
Spinning
d)
Orbiting the sun
17.
The atmosphere protects the Earth from...
a)
Earthquakes
b)
Comets and Meteors
c)
Tsunamis
d)
Faults
18.
The lower the atmosphere pressure, the ____________________ you are on land or sky.
a)
Higher
b)
Lower
19.
We live in the __________________layer, a level of the atmosphere.
a)
Troposphere
b)
Stratosphere
c)
Mesosphere
d)
Exosphere
20.
The _______________________________ is responsible for the weather, rain, or snow
a)
Exosphere
b)
Thermosphere
c)
Magnetosphere
d)
Troposphere
21.
The atmosphere is divided into four layers. Which layer constitutes most of the total mass of the atmosphere?
a)
the mesosphere
b)
the stratosphere
c)
the thermosphere
d)
the troposphere
22.
The atmosphere is divided into four layers, the mesosphere, troposphere, thermosphere, and stratosphere. Each layer has unique physical properties. Which of the following statements about the stratosphere is true?
a)
Weather happens in the stratosphere.
b)
The stratosphere is below the troposphere.
c)
The stratosphere is warmer at the top than at the bottom.
23.
The gases that make up Earth’s atmosphere are commonly referred to as air. Approximately what percentage of air is made up of gases other than nitrogen and oxygen?
a)
1%
b)
11%
c)
21%
d)
99%
24.
The atmosphere exerts a force (pressure) on Earth. Why does the atmosphere exert pressure on Earth?
a)
because of the pull of Earth’s gravity on air molecules
b)
because of electromagnetic radiation from outer space
c)
because of the effect of the ozone layer on solar radiation
d)
because of the effect of greenhouse gases on heat radiating from Earth
25.
An astronomer studying planets outside our solar system has analyzed the atmospheres of four planets. Which of these planets’ atmospheres would be most able to support a colony of humans?
a)
Planet A: 76% Nitrogen, 23% Oxygen, 1% Other
b)
Planet B: 82% Nitrogen, 11% Oxygen, 7% Other
c)
Planet C: 78% Nitrogen, 1% Oxygen, 21% Other
26.
The graph shows the relative abundance of gases in Earth’s atmosphere. Which gas(es) correspond(s) to label C in the figure?
a)
oxygen
b)
nitrogen
c)
argon and carbon dioxide
d)
oxygen and carbon dioxide
27.
Which layer is responsible for shielding Earth from ultraviolet radiation?
a)
Layer 1
b)
Layer 2
c)
Layer 3
d)
Layer 4
28.
Most of the materials in the atmosphere are ___
a)
dense
b)
big
c)
gases
29.
The higher one is in the atmosphere the ________________ oxygen(air) there is available to breathe.
a)
More
b)
Less
30.
The air on top of the mountain is ___ dense than the air at sea level
a)
More
b)
Less
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