what would happen
atmosphere one
of pure oxygen?
what is special about nitrogen, and what is its main function in the atmosphere?
name at least 4 other gases in the atmosphere besides oxygen and witrogen:
if the atmosphere is like a greenhouse, what parts of it function as the glass"

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation:

i believe that it is a exoplanet

може ли да зареждате повече информация, моля