In a car collision, if the change in momentum occurs over a short period of time, will the amount of force on the car be small or will it be large?

Power can be defined as a. the distance over which work was done. b. how much work can be done in a given time. c. all the work in an given area. d. the energy required to do work.

How will the system respond to a temperature increase?

The energy equivalent of the rest mass of an electron is