A skateboarder drops in on a half pipe. Half way down the pipe what types of energy would the skateboarder have? Kinetic and potential energy
Kinetic only
Potential only
Elastic and potential energy
Kinetic and electric energy

Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

Choose the correct general statement concerning the total potential and kinetic energy at any point along the arc of swing. the total energy at any point along the arc of swing of the pendulum is always less than 12 joules. the total energy at any point along the arc of swing of the pendulum is always more than 12 joules. the total energy at any point along the arc of swing of the pendulum is always equal to 12 joules. not enough information to determine