Inspire Science Module 1: Forces & Energy Review (4th Grade)

Front

What is potential energy?

Back

Energy that is stored in the position, or structure, of an object.

Front

What is kinetic energy?

Back

The energy of a moving object.

Front

What is acceleration?

Back

A change in the speed or direction of an object's motion.

Front

What happens when there is more friction between colliding objects?

Back

More heat is produced.

Front

What two factors determine the amount of kinetic energy an object has?

Back

Mass and speed.

Front

What is friction?

Back

A force that opposes the motion of an object.

Front

What is an example of potential energy?

Back

A drawn bow or a book on a shelf.

Front

What is an example of kinetic energy?

Back

A rolling ball or a running dog.

Front

What does it mean to decelerate?

Back

To slow down or decrease speed.

Front

What is the relationship between mass and speed in kinetic energy?

Back

Kinetic energy increases with greater mass and speed.