125k views
21 votes
What is the kinetic energy of a moving toy car if the car has a mass of 15.0 kg and the velocity is 7.2 m/s ? ______ J

User Cavalcade
by
3.6k points

1 Answer

5 votes

Answer:

389 J

Step-by-step explanation:

m = 15.0 kg, v = 7.2 m/s

Kinetic energy = mv²/2 = 15.0 * 7.2²/2 = 389 J

User Hein Htet Aung
by
4.1k points