Newton’s Second Law of Motion

A change in velocity over time is called what?

• speed

• force

• direction

• acceleration

Newton's second law of motion describes acceleration as force divided by ______ .

• mass

• inertia

• speed

• direction

Tags

NGSS.MS-PS2-2

An object's velocity can be changed by changing its speed, its direction, or both.

• True

• False

Tags

NGSS.MS-PS3-1

What happens when unbalanced forces act on an object at rest?

• the object remains at rest

• the object begins moving in the direction of the net force

• the object begins moving in an unpredictable direction

• the object begins moving opposite to the direction of net force

Tags

NGSS.MS-PS2-2

Football A has a greater mass than football B. Which football will have greater acceleration when both are thrown with the same force in the same direction?

• Football A

• They have the same acceleration

• Mass has no effect on acceleration

• Football B

Tags

NGSS.MS-PS2-2

What unit do we measure force in?

• Don’t know

• Force

• Newtons

• Joules

What is the formula for force?

• No idea

• F=AD

• F=MV

• F=MA

A ball is rolling on the floor and a force pushes it in the same direction, what will happen?

• The ball will go faster

• The ball will slow down

• The ball will fly in the air

• The ball will stop

Tags

NGSS.MS-PS2-2

According to Newton's second law, if you increase the force applied to an object.

• it decelerates

• you get more inertia

• it doesn't move

• it accelerates more

Tags

NGSS.MS-PS2-2

What is Newton's 2nd Law of Motion?

• Law of gravity

• Don't know

• For every action there is a equal and opposite reaction

• Force= Mass multiplied by Acceleration

Tags

NGSS.MS-PS2-2