Module 3 - 3.5.2 Collisions

Question 1

The Principle of Conservation of Momentum

Answer 1

The total momentum before a collision is always equal to the total momentum after the collision

Question 2

Elastic Collision

Answer 2

Kinetic Energy is conserved

Question 3

Inelastic Collision

Answer 3

Kinetic Energy is not conserved

Question 4

For Collisions in 2D:

Answer 4

consider the total momentum of the objects involved before and after the collision, along the x axis and along the y axis