#2 Work and Power Review

Front

What is the unit for force?

Back

Newton (N)

Front

The formula for work is:

Back

w = d x f

Front

The unit used to measure work is the

Back

Joule

Front

What is the definition of power?

Back

the rate at which work is done

Front

Which situation is work not done?

Back

holding a 20 pound box above the floor

Front

What is the formula for power?

Back

p = w / t

Front

What does work measure in physics?

Back

the transfer of energy when a force is applied over a distance

Front

What is the relationship between work and energy?

Back

Work done on an object results in a change in its energy.

Front

What is the SI unit of power?

Back

Watt (W)

Front

How is work calculated when force and distance are known?

Back

Work = Force x Distance