10.A 10 kg rock falls 5 meters and hits the ground. Did the rock have any energy just before it hit the ground? If so, how much? What force did it
require, to get the rock to start moving?

What are the similarities & differences between a thermistor and a light dependent resistor in physics?

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

Which model displays the change in a gas when the temperature of the gaseous system decreases?