Question

1. How is our atmosphere different
from the atmospheres on Venus
and Mars?
2. How does the atmosphere act as
a blanket?
3. What causes winds?
4. How are clouds formed?
5. List any three human activities
that you think would lead to air
pollution.​

Answer 1

Answer:

ans 5

1) smoking

2) vehicle exhaust fumes

3) natural causes like forest fires

Answer 2

1. $\implies$ Earth’s atmosphere is composed of various gases like oxygen, carbon dioxide, nitrogen, water vapour along with various gases in small quantities, hence making it a balanced composition which is more livable than other planets. Planets like Venus and Mars have more than 95% of carbon dioxide in the air making the existence of life impossible.