An 8.0-g bullet has a speed of 800 m/s.
What is its kinetic energy?
What is its kinetic energy if the speed is halved?
How fast must a -kg elephant move to have the same kinetic energy as a 65.0-kg sprinter running at 10.0 m/s?
An aircraft carrier has a mass of tons and moves at a speed of 24 nautical miles per hour. What is the kinetic energy of the aircraft carrier?
An automobile of mass kg has a velocity of km/h, a runner of mass 80 kg has a velocity of 10.0 m/s, and an electron has a velocity of m/s.
What is the kinetic energy of the automobile?
What is the kinetic energy of the runner?
What is the kinetic energy of the electron?