Answer:
78 percent - nitrogen
21percent- oxygen
absorbs ultraviolet-ozonosphere
atmospheric weather-stratosphere
starts seven miles -troposphere
layer composed 0f layers- thermosphere
important fr radio wave-ionosphrere
trapping of heat- green house effect
1 Car Length and 3 Car Lengths
The <span>Alps mountains is the answer</span><span />
Neither
hope this helps!!!
