Question

1. The density of air is highest near the
2. The air in the atmosphere is a
of many gases
The greenhouse effect is due to the increase of​

Answer 1

Answer:

1.The density of air is highest near the surface or seal level...

2.The air in the atmosphere is mixture of many gases.

3.The greenhouse effect is due to the increase of carbon dioxide in the atmosphere..

4.Jet planes normally fly in the lower part of thein the atmosphere stratosphere...

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Answer 2

Answer:

near the surface or underground 2 mixture of many gases

3 CFC or greenhouse gases