Question

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

Answer 1

1. Living beings use air for respiration.
2. Blowing air or wind is responsible for the rotation of windmills that are used for various purposes like grinding grains, electricity generation, etc.
3. Air helps birds to fly.
4. Air helps in the movement of sailing yachts, gliders, parachutes, and aeroplanes.
5. Air helps in the burning of fuels and substances.