Force and Motion

Front

What happens when two magnets repel?

Back

They push apart.

Front

How can a force change an object's motion?

Back

By starting the object moving.

Front

What tool do we use to measure mass?

Back

Pan balance.

Front

What is gravity?

Back

A force that pulls objects toward each other.

Front

What tool do we use to measure distance?

Back

Ruler or meter stick.

Front

What is a force?

Back

A push or pull on an object.

Front

What is motion?

Back

The change in position of an object over time.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is inertia?

Back

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

Front

What is a balanced force?

Back

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