Question 6 of 16beginner🧠 RememberShort Answer2 marks

List four activities that are possible due to the presence of air.

Correct Answer

Four activities possible due to the presence of air.

(1) Breathing and survival of all living beings, as air contains oxygen needed by our body to perform its functions.

(2) Flying kites and firki (paper pinwheel), as moving air (wind) makes them work.

(3) Generating electricity through windmills, as wind rotates the wings of windmills to produce power.

(4) Drying clothes in open air, as wind helps evaporate moisture from wet clothes.

Exercise: Let us enhance our learning | Q: 8 | (Page Page 22)
For More Understanding

Explanation

The chapter explains that air contains oxygen essential for survival, and moving air (wind) has various uses. It mentions that wind makes firki rotate, windmills use wind energy to generate electricity and pull water from wells, and air is noticed when leaves rustle or clothes sway.

Solution Steps

  1. Breathing and survival of all living beings depends on oxygen present in air.

  2. Flying kites and firki (paper pinwheel) work due to moving air (wind).

  3. Generating electricity is possible through windmills as wind rotates their wings.

  4. Drying clothes in open air occurs because wind helps evaporate moisture.

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