Question

A 2000-kg car is moving at 10 m/s. (1) What is the car kinetic energy? (2) What is the car linear momentum? 

Answer 1

I tried this:

Explanation:

Kinetic Energy:
`K=1/2mv^2=1/2*2000*(10)^2=100kJ`

Linear Momentum:
`p=mv=2000*10=20,000kgm/s`