A list of words is given in a box. Use appropriate words to fill up the blank in the following statement. A weather cock shows the ______ in which the air is moving at that place. - Science

A list of words is given in a box. Use appropriate words to fill up the blank in the following statement.

A weather cock shows the ______ in which the air is moving at that place.

Fill in the Blanks

A weather cock shows the direction in which the air is moving at that place.

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Chapter 15 Air Around Us
Short Answer Questions | Q 13. (c) | Page 92

Define the term Global warming.

Tick (√) the most appropriate answer.

The presence of water vapour in air is essential for :

Name and briefly explain four ways by which pollution of air is caused by humans.

What are fuels?

What are the two necessary conditions for rusting of iron?

Fill in the blank

Aquatic plants and animals use _________ in water.

______ gas is essential for the proper growth of all plants.

State whether the following statement is true or false. If false, correct them.

Plants consume oxygen for respiration.

Make sentences using the given set of words.

99%, oxygen, nitrogen, air, together

Observe the picture given in figure carefully and answer the following questions.