The speed, wavelength, and frequency of a wave are related by a scientific theory. True or False?

The speed of light can be used to measure the

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory

How are elastic and inelastic collisions different? give two or more ways. your answer should have at least 2 sentences.