Question

3. The climate of a region is of permanent nature.
4. Planetry winds are of three types.
Section 2
Answer the following questions in short:
1. What is the atmosphere?
2. What are the two main constituents of the Earth's atmosphere?
3. Name the two types of monsoon winds.
4. Name the two types of local winds.
Answer the following questions in detail:
1. What is the composition of the air in the atmosphere.
2. Describe the different layers of the atmosphere.
3. What is atmospheric pressure? What are the factors that control the atmospheric
pressure?
4. What are planetary or permanent winds? Explain.
B.
Activity​

Answer 1

Answer:

1. a thick layer of air having gases like O2,CO2 and Nobel gas are called atmosphere

2.

1. oxygen
2. nitrogen
3. Nobel gas
4. water vapor

3.atmospheric pressure is a pressure which is within the atmosphere of Earth it is also known as barometric pressure.

factors controlling pressure are-----:

1.temprature

2.altitude

3.moisture

Answer 2

Answer:

1. a thick layer of air having gases like O2,CO2 and Nobel gas are called atmosphere

2.

1-oxygen

2-nitrogen

3-Nobel gas

4-water vapor

3.atmospheric pressure is a pressure which is within the atmosphere of Earth it is also known as barometric pressure.

factors controlling pressure are-----:

1.temprature

2.altitude