Question

34. How is friction due to air reduced?​

Answer 1

Answer:

Another way of reducing friction is to separate surfaces by air. This principle is used in hovecraft. The layer of air reduces friction allowing aircraft to move easily

Answer 2

$\huge\rm{Answer:}$

Way of reducing friction is to separate surfaces by air. This principle is used in hovecraft.

The layer of air reduces friction allowing aircraft to move easily.