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WorksheetsEarth's Atmosphere: Composition & Layers
Total questions: 17
Worksheet time: 9mins
What gas makes up the majority of Earth's atmosphere?
Nitrogen
Oxygen
Argon
Helium
Which is NOT a reason that Earth's atmosphere is important?
It protects living things from ultraviolet radiation
It burns up meteoroids which keeps them from hitting Earth
It increases acid rain production
It keeps Earth's surface a comfortable temperature and helps water to remain a liquid
Compounds in Earth's atmosphere can change with time and location
True
False
Which layer of Earth's atmosphere protects Earth's surface from meteors?
Troposphere
Mesosphere
Thermosphere
Stratosphere
What layer does weather occur in?
Troposphere
Mesosphere
Thermosphere
Stratosphere
This layer blends in with outer space
Troposphere
Mesosphere
Exosphere
Thermosphere
This layer protects living things from UV radiation
Troposphere
Mesoshere
Thermosphere
Stratosphere
Which layer contains the Aurora Borealis?
Troposphere
Mesosphere
Thermosphere
Stratosphere
What layer do we live in?
Troposphere
Mesosphere
Thermosphere
Stratosphere
The outermost layer of the thermosphere where artificial spacecraft and unmanned satellites are found is called the...?
Troposphere
Exosphere
Ionosphere
Mesosphere
Put the layers in order starting at sea level
Troposphere, Mesosphere, Stratosphere, Thermosphere
Thermosphere, Mesosphere, Stratosphere, Troposphere
Troposphere, Stratosphere, Mesosphere, Thermosphere
Mesosphere, Stratosphere, Troposphere, Thermosphere
In the troposphere, as altitude increases, pressure...
decreases
increases
stays the same
In the troposphere, as altitude increases, temperature...
decreases
increases
stays the same
Jet planes fly near the top of the troposphere. Which should you do to keep the passengers comfortable?
Heat the cabin
Cool the cabin
Analyze the following chart. Which TWO layers get cooler as altitude increases?
Troposphere
Exosphere
Ionosphere
Mesosphere
Why is it difficult to breathe at higher altitudes?
There is less oxygen as altitude increases
There is a large amount of carbon dioxide as altitude increases
Gases in the atmosphere become thinner as altitude increases
It is difficult to breathe cold air
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