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___ is a gas found in the stratosphere that protects life on Earth from the sun's ultraviolet rays.
Ozone
carbon dioxide
global warming
25 percent to 50 percent
exosphere
true
warm
troposphere
the place where two air masses meet is called a front
Ozone
carbon dioxide
global warming
25 percent to 50 percent
exosphere
true
warm
troposphere
One of the gases that might contribute to global warming is ____.
Ozone
carbon dioxide
global warming
25 percent to 50 percent
exosphere
true
warm
troposphere
The _____ is the outermost layer of Earth's Atmosphere.
Ozone
carbon dioxide
global warming
25 percent to 50 percent
exosphere
true
warm
troposphere
A ____ front forms when a warm air mass slides up and over a cold air mass.
Ozone
carbon dioxide
global warming
25 percent to 50 percent
exosphere
true
warm
troposphere
the lowest layer of Earth's atmosphere
Ozone
carbon dioxide
global warming
25 percent to 50 percent
exosphere
true
warm
troposphere
On average, he amount of water vapor in the air ranges from ___.
Ozone
carbon dioxide
global warming
25 percent to 50 percent
exosphere
true
warm
troposphere
an increase in average temperatures on Earth
Ozone
carbon dioxide
global warming
25 percent to 50 percent
exosphere
true
warm
troposphere
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