Heat is best defined as
a. friction.
b. temperature.
c. the flow of matter from one point to another.
d. energy in the motion or vibration of molecules in a substance.

Ajogger accelerates from rest to 4.86 m/s in 2.43 s. a car accelerates from 20.6 to 32.7 m/s also in 2.43 s. (a) find the magnitude of the acceleration of the jogger. (b) determine the magnitude of the acceleration of the car. (c) how much further does the car travel than the jogger during the 2.43 s?

Avalue that describes how heavy an object is and is related to the force of gravity is

Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?