Answer:
planetary differentiation
Explanation:
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
Aight.
It is already answered tho...
1.Unpredicible and noncyclic.
1) F (Tien Shan is a mountain range)
2) T
3) F
4) F (Karakum is a desert)
5) T