Question

A car moving with a velocity of 20 meters/second has 1.8 x 105 joules of kinetic energy. What is the mass of the car?

A.) 4.6 x 102 kilograms
B.) 9.0 x 102 kilograms
C.) 1.0 x 103 kilograms
D.)1.2 x 103 kilograms

Answer 1

Answer:A.) 4.6 × 102 kilograms.

Explanation:A car moving with a velocity of 20 meters/second has 1.8 × 105 joules of kinetic energy. 4.6 × 102 is the mass of the car