Forces and Motion: Lesson 1 and 2 Test Review

Front

What is kinetic energy?

Back

The energy of a moving object.

Front

What type of energy does a bike have when it travels on a flat sidewalk?

Back

Kinetic energy.

Front

What happens in a tug-of-war if Team A wins?

Back

Team A used more force.

Front

What is potential energy?

Back

The energy that is stored in an object.

Front

What is an example of a push?

Back

A boy pushes on a box and moves it across the room.

Front

What is an example of a pull?

Back

Pulling a wagon.

Front

What are balanced forces?

Back

Forces that are equal in size and opposite in direction, resulting in no movement.

Front

What are unbalanced forces?

Back

Forces that are not equal, causing an object to move.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is gravity?

Back

A force that pulls objects toward each other, such as the Earth pulling us down.