A ball rolling across a field has an acceleration of -0.5 m/s 2. It rolls 12.5 m and then comes to a stop after 8 sec. What was the ball's initial velocity?

Since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of "if…then…because…” when writing your hypothesis.

Erosion of the beach is normally a slow process. however, in certain situations, large chunks of shore may wash out to sea. what could cause this to happen?

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic