Question

C. Fill in the blanks.
1. The blanket of air surrounding the Earth
is called to________
2. Nitrogen is the main gas present in air,
constituting about_______
of it.
3. The troposphere extends to a height of
about_________
at the Equator.
4. The exosphere gradually merges with the________
space.​

Answer 1

Explanation:

a. atmosphere

b. gases nitrogen

Answer 2

Answer:

Hey mate here is your Answer....

1. Atmosphere✔

2. 78%✔

3. 18 km✔

4. Interplanetary✔

I HOPE IT HELPFUL YOU

llMisslittleStarll