Explain action and reaction in the following cases: 1) when a gun is fired. 2) when a sailor jumped from a boat. 3) when I walk. 4) when I jump. 5) when a rocket is moving.
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Solution
Gun is fired: Action - firing of bullet / Reaction - recoil of gun
Sailor jumped from a boat: Action - Jumping of sailor from boat / Reaction - Motion of boat in opposite direction
When I walk: Action - Pushing force applied by feet on the ground / Reaction - Pushing force applied by ground on the feet
When I jump: Action - Force applied by the feet on the ground / Reaction - Force applied by the ground on the feet
When a rocket is moving: Action - Ejecting of gases in downward direction / Reaction - Motion of rocket in upward direction