Front

What happens when one force is stronger than the other?

Back

The result is motion, caused by unbalanced forces.

Front

What do we call using a force to move an object?

Back

This is called work.

Front

What is the force that attracts things to Earth?

Back

This force is called gravity.

Front

What do we call the act of moving or changing?

Back

This is known as motion.

Front

What is a force that causes objects to move by touching them?

Back

This is called a contact force.

Front

What do we call forces that are equal in size and opposite in direction?

Back

These are known as balanced forces.

Front

What is the tendency of an object to resist changes in its state of motion?

Back

This is called inertia.

Front

What is the force that opposes the motion of an object?

Back

This force is called friction.

Front

What is the term for the speed of an object in a specific direction?

Back

This is called velocity.

Front

What do we call the change in position of an object over time?

Back

This is known as motion.