Mass, Force, Motion, & Friction

Front

What does friction produce?

Back

Friction produces heat.

Front

On which surface will a toy sledge travel the least distance?

Back

A toy sledge will travel the least distance on a carpet.

Front

Friction is a force that acts in an ___________ direction of movement.

Back

Friction acts in an opposite direction of movement.

Front

True or False: The rougher the surface, the faster an object will travel over the surface.

Back

False.

Front

What has the most mass? a car, a boat, an airplane, or a feather?

Back

An airplane has the most mass.

Front

What is mass?

Back

Mass is the amount of matter in an object.

Front

What is force?

Back

Force is a push or pull on an object.

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

What is friction?

Back

Friction is a force that opposes the motion of an object.

Front

What happens to an object when a force is applied?

Back

When a force is applied, the object may start moving, stop moving, or change direction.