Longitudinal waves compress the medium they travel though. one example of a longitudinal wave is a

a) sound wave.
b) ocean wave.
c) infrared wave.
d) ultraviolet wave.

Acar of mass 800kg is moving at a speed of 2.2m/s.

Identify the arrows that represent the process of cooling..

He acceleration due to gravity on the surface of mars is about one third the acceleration due to gravity on earth’s surface. the weight of a space probe on the surface of mars is about