Third Law of Motion
Third Law of Motion: Overview
This topic explains action and reaction forces of two objects on each other. It is described with the help of several activity-based examples. It also highlights the conservation of momentum in collision of two objects along with derivations.
Important Questions on Third Law of Motion
Why gun recoils when bullet is fired from it? Explain.

Seat belts are used to provide safety for passengers whose motion is governed by Newton's laws.

Newton's third law of motion states that 'To every action, there is an equal and opposite reaction'.

Define Newton's third law of motion.

Define Newton's second law of motion.

Define Newton's first law of motion.

According to the third law of motion, action and reaction

According to the third law of motion, action and reaction _____.

Which of the following statement is not correct for an object moving along a straight path in an accelerated motion?

The square of the orbital period of a planet is directly proportional to the cube of the semi-major axis of its orbit. This captures the relationship between the distance of planets from the Sun, and their orbital periods. This is known as Kepler's______law of motion.

A boy of mass standing on ground exerts a force of on the ground. The force exerted by the ground on the boy will be

What is spring balance. Explain its construction and working with a diagram.
