Force and Motion Review

Friction is a force that ______ motion.

• helps

• creates

• opposes

• decomposes

Tags

NGSS.3-PS2-1

Friction causes a moving object to slow down or ______.

• move

• stop

• go faster

• create force

Tags

NGSS.MS-PS2-2

Friction can also prevent an object at rest from _______.

• moving

• stopping

• resting

• helping

Tags

NGSS.3-PS2-1

An unbalanced force can ______ an object's motion.

• keep it the same

• change

• help

Tags

NGSS.MS-PS2-2

An unbalanced force acting on a still object could make the object start ______.

• stopping

• helping

• moving

• staying the same

Tags

NGSS.MS-PS2-2

An unbalanced force acting on a moving object could make the object__________.

• change direction

• change speed

• stop moving

• all of the above

Tags

NGSS.MS-PS2-2

The more mass an object has, the _____ force is needed to change its speed or direction.

• more

• less

Tags

NGSS.MS-PS2-2

The motion of an object will not change if the forces pushing or pulling the object are ________.

• unbalanced

• balanced

Tags

NGSS.MS-PS2-2

An object that is sitting still will ______ if the forces acting on it are balanced.

• move

• stay still

• create

• help

Tags

NGSS.MS-PS2-2

If an object is in motion, it will keep _______ in the same direction and at the same speed if the forces acting on it are balanced.

• moving

• stopping

• helping

• creating

Tags

NGSS.MS-PS2-2