Unit 4 Physics

The ability to do work is called

Energy

The rate at which work is done... or the rate that energy is

given off... is called:

power

An egg dropped on the sidewalk normally breaks, but why

would it not break if dropped on grass?

the time for stopping is greater when the

egg hits the grass

The rate at which energy is used is called:

power

If the speed of an object is doubled, which of the following

must also double?

momentum

Energy of position or condition is:

joules