Work and Power Practice

Front

What is the formula for calculating work?

Back

Work = Force × Distance

Front

If a force of 500 N is applied to move an object 4 m, how much work is done?

Back

2000 J

Front

What is the unit of work?

Back

Joules (J)

Front

What is the definition of power in physics?

Back

Power is the rate at which work is done.

Front

What is the formula for calculating power?

Back

Power = Work / Time

Front

If you push a cart with a force of 60 N for 2 m, how much work have you done?

Back

120 J

Front

What are the units of force?

Back

Newtons (N)

Front

If 150 Joules of work is done lifting a rock with a force of 100 N, how far was the rock lifted?

Back

1.5 m

Front

What is the relationship between work, force, and distance?

Back

Work is done when a force moves an object over a distance.

Front

How do you convert work done in joules to kilojoules?

Back

1 kJ = 1000 J