An image of a roller coaster is shown below. mi
At which position will the roller coaster have the greatest amount of potential energy?
Point D
O Point B
O Point C
O Point A

What are the requirements to be eligible for the saep scholarship?

Children learn the values, behaviors, and attitudes that will influence their lives through

Ateacher attaches a ball to a meter long string and whirls it around in a horizontal circle at constant speed. the teacher explains that the string is what makes the ball go in a circle. why is the string necessary? a) the string is needed to apply a torque to the ball. b) the string is needed to push on the ball to get it up to speed. c) circle motion requires an inertia which is provided by the string. d) circle motion requires a force to give it a centripetal acceleratio