Front

What is force?

Back

A push or pull on an object.

Front

What is motion?

Back

The change in position of an object.

Front

What is friction?

Back

A force that opposes motion between two surfaces.

Front

What is speed?

Back

How fast something is moving.

Front

What is gravity?

Back

A force that pulls objects toward each other.

Front

What does it mean to change direction?

Back

To move in a different way or path.

Front

What is a straight line?

Back

The shortest distance between two points.

Front

What is a curved line?

Back

A line that bends and does not go straight.

Front

What is a zigzag line?

Back

A line that moves back and forth sharply.

Front

What is heavier?

Back

An object with more mass.