Question

Temperatures climb sharply in the lower _________ (below 200 to 300 km altitude), then level off and hold fairly steady with increasing altitude above that height. Solar activity strongly influences temperature in this layer of Earths atmosphere.
Responses

A mesospheremesosphere

B stratospherestratosphere

C thermospherethermosphere

D tropospheretroposphere

Answer 1

The correct answer is:

C thermosphere

In the thermosphere, temperatures can increase significantly with altitude and are influenced by solar activity.