Force and Motion Unit Review

Front

What is potential energy?

Back

Energy that is stored.

Front

____________ is the attraction between two objects due to mass.

Back

Gravity.

Front

True or False: Speed and velocity are the same thing.

Back

False.

Front

As a car brakes for a stop, you continue to move forward. This is an example of which of Newton's Laws?

Back

1st Law: Inertia.

Front

T or F: A pulley makes work easier by decreasing the amount and direction of your input force.

Back

True.

Front

What is kinetic energy?

Back

Energy of motion.

Front

What is the formula for calculating force?

Back

Force = Mass x Acceleration (F = MA).

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is the difference between speed and velocity?

Back

Speed is the distance traveled per unit of time; velocity includes direction.

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.