A 50kg meteorite moving at 1000 m/s strikes Earth. Assume the velocity is along the line joining Earth's center of mass and the meteor's center of mass. What is the gain in Earth's Kinetic Energy?

Question

Nico Holland

Physics

20 April, 17:10

A 50kg meteorite moving at 1000 m/s strikes Earth. Assume the velocity is along the line joining Earth's center of mass and the meteor's center of mass. What is the gain in Earth's Kinetic Energy?

+5

Answers (1)

Know the Answer?

Hammer · Answer 1

To solve, we will use the equation for Kinetic Energy. KE =.5 * mass * velocity ^2 With the numbers given, mass is 50 kg and velocity is 1000 m/s. KE =.5 * 50 * 1000^2 = 25000000. Thus, the gain in kinetic energy is 25,000,000 m/s.