Answer:
1.mesosphere is a coldest atmospheric layer surrounfing the earth
2.it become cloud enough to freeze water vapour
3.the ice cloud are blue white are caled noctilucent
Explanation:
Earth was able to retain an atmosphere because of its gravity. It is <span>the same force that keeps us anchored to Earth. Molecules in our atmosphere are constantly moving, spurred on by energizing sunlight. If Earth were much less massive, gravity's grip would be weaker.</span>
I think it's D to because that's where red Sea is located I think am not sure
Ural Mountains and Caucasus Mountains.