Forces and Motion

Front

What happens to a soccer ball rolling down the field when it changes direction?

Back

The soccer ball has a new force acting on it.

Front

What is the term for when an object speeds up, slows down, or changes direction?

Back

Acceleration

Front

TRUE or FALSE: An object in motion will stay in motion unless a force acts on it.

Back

True

Front

If forces acting on an object are balanced, then there _________ be a change in motion.

Back

will not

Front

When forces on an object are balanced, what is the net force?

Back

Zero

Front

What is a force?

Back

A push or pull that can change the motion of an object.

Front

What is the difference between speed and velocity?

Back

Speed is how fast an object is moving, while velocity includes direction.

Front

What is inertia?

Back

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

Front

What is the unit of force?

Back

Newton (N)

Front

What is friction?

Back

A force that opposes the motion of an object.