From the diagram below in cm what is the numeric value for the amplitude?

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?

2. which of the following does not affect the electrical resistance of a body? a. material composing the body b. bodies directly surrounding the body c. length of the body > d. temperature of the body

Suppose you hit your hand against the edge of table. using newton’s third law of motion why does my hand hurt? explain