Question

Chapter -4 Air Exercises 1. Answer the following questions. (i) What is atmosphere? Answer The earth is surrounded by a huge blanket of air called atmosphere. (ii) Which two gases make the bulk of the atmosphere? Answe Nitrogen and oxygen make the bulk of the atmosphere. (iii) Which gas creates green house effect in the atmosphere? Answer Carbon dioxide creates the greenhouse effect in the atmosphere. (iv) What is weather? ​

Answer 1

Answer:

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Explanation:

(i)The earth is surrounded by a huge blanket of air called atmosphere.

(ii)Nitrogen and oxygen are the gases that make the bulk of the atmosphere.

(iii)Carbon dioxide creates the greenhouse effect in the atmosphere.

(iv)Weather is the state of the atmosphere with respect to heat or cold, wetness or dryness, calm or storm, clearness or cloudiness.

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