A 0.50kg ball rolls down a hill at a speed of 6m/s. What is it's KE?

Within a pendulum, as potential energy decreases, energy increases. a. heat b. kinetic c. frictional d. gravitational

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

The substances that are necessary for producing of certain hormones and that store and transport vitamins