Momentum

Question 1

What is momentum?

Answer 1

An object has momentum when it is in motion.

Question 2

What is the formula for momentum?

Answer 2

p = m x v

Momentum (kg m/s) = mass x velocity

It is a vector, having magnitude and direction.

To the left ( - ); To the right ( + )

Question 3

What is impulse?

Answer 3

Impulse = Force x Time (Ns)

Impulse is the change in momentum.

Question 4

What is the principle of conservation of momentum?

Answer 4

m₁v₁ + m₂v₂ = m₁v₁ + m₂v₂