Which layer protests Earth's surface from being hit by meteors?
mesosphere
Where do most passenger planes fly?
stratosphere
Which layer does weather occur?
troposphere
Which layer has articifial satellites and blends into outer space?
exosphere
In the troposphere, as altitude increases what happens to the temperature?
decreases
This layer contains the ozone layer?
stratosphere
The International Space Station is found in this layer.
Thermosphere
The Aurora Borealis is found here.
Thermosphere
Living things like plants and animals are found in this layer.
Troposphere
The most abundant gas found in the atmosphere is...
nitrogen (N)
The envelope of gas that surrounds our planet is called...
atmosphere
Meteors burn up on this level of the atmosphere.
mesosphere
True or false: The ozone hole is getting smaller.
true
