Question

Answer in the following questions in 50-70 words:
1) how is the troposphere important for us?
2) why is the thermosphere also called "ionosphere"? ​

Answer 1

Answer:

The layer present right above the mesosphere extending to a height of 450 km is the thermosphere. This layer is composed of electrically charged ions that are responsible for reflecting the radio waves back to the Earth's surface. Due to the presence of these ions, thermosphere is also known as ionosphere.

Answer 2

Answer:

Troposphere is important for us as it contains all the important things like the atmosphere containing Oxygen and many other bases needed for our survival and it also helps in maintaining temmp.(u can elaborate)

thermoshphere is also called ionosphere because it contains many ions needed for communication and radio activities (elaborate by adding some extra things written in the book)

Hope it helps...