Newton's First Law of Motion

The more force that is used to move an object, the ___________________ it accelerates.

• slower

• faster

• zero

• equal

Tags

NGSS.MS-PS2-2

A force is a ________________________ that acts on an object.

• push

• pull

• push or pull

Tags

NGSS.3-PS2-1

A force that pushes back against one object moving past another object

• gravity

• friction

• inertia

• mass

An object at rest will stay at rest unless an unbalanced force acts on it.

• True

• False

Tags

NGSS.MS-PS2-2

If an object in motion is not acted on by an unbalanced force, it will continue with the same speed and direction.

• True

• False

The measure of how fast an object is moving AND what direction it is moving

• velocity

• force

• speed

• acceleration

What is the second part of Newton's first law of motion?

• An object in motion will stay in motion unless acted upon by an unbalanced force

• An object in motion will stop moving eventually

• An object in motion will change its direction

• An object in motion will accelerate

On a sloped surface, what force allows a ball to continue moving downhill despite friction?

• Gravity

• Acceleration

• Air resistance

• Friction

Tags

NGSS.MS-PS2-2

What happens to an object when the forces acting on it are balanced?

• It starts moving

• It stops moving

• Its motion does not change

• It changes direction

Tags

NGSS.3-PS2-1

What is the effect of an unbalanced force on a stationary object?

• The object will remain stationary

• The object will move in the direction of the force

• The object will move in the opposite direction of the force

• The object will start rotating

Tags

NGSS.MS-PS2-2