A baseball with a mass of m = 0.19 kg is pushed down onto the top of a vertical spring compressing the spring a distance of d = 0.16 meters spring constant of the spring is k = 650 N/m gravitational potential energy is 0 What is the ball’s velocity at half of the maximum height relative to the equilibrium point?

Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.

Select the best definition for wavelength. the height of an oscillating electromagnetic wave the rate at which electromagnetic waves oscillate. the distance between two crests of an electromagnetic wave. the oscillations of electric and magnetic fields select the best definition for frequency. the oscillations of electric and magnetic fields. the height of an oscillating electromagnetic wave. the distance between two crests of an electromagnetic wave. the rate at which electromagnetic waves oscillate