What makes molecules move. A. covection. B. Radiation. C. Thermal or heat. D. conduction.​

Wavelength of 125 meters is moving at a speed of 10 m/s. what is it's frequency?

Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.

Aspacecraft that renters the earth’s atmosphere drastically slows down. the amount of kinetic energy the spacecraft has as it reenters the earths atmosphere