Newton's Third Law of Motion

For every _______________, there is a _______________.

• reaction, action
• action, reaction
• force, push

Tags

NGSS.MS-PS2-1

Newton’s third law describes what happens when one object _______________ a(n) _______________ on another object.

• applies, force
• pushes, force
• moves, object

Tags

NGSS.MS-PS2-1

According to Newton’s third law of motion, 

• forces always act in equal but opposite pairs.
• forces always act in equal pairs.
• forces never work in pairs

Tags

NGSS.MS-PS2-1

Whenever one object applies a force on another object, the second applies 

• an equal force in the opposite direction on the first.
• an unequal force in the same direction
• no force

Tags

NGSS.MS-PS2-1

The forces applied by two objects on each other are usually called an _______________-_______________ _______________ pair.

• push-force pair
• force-push pair
• gravitational-force pair
• action-reaction pair

Tags

NGSS.MS-PS2-1

Either force can be considered the _______________ force or the _______________ force.

• push, pull
• reaction, action
• gravitational, frictional

Tags

NGSS.MS-PS2-1

Action and reaction force pairs don’t ________ because they act on different objects.

• react
• push
• cancel

Tags

NGSS.MS-PS2-1

When we walk, our feet push down on the ground, and the ground pushes up at your feet.

• True
• False

Tags

NGSS.MS-PS2-1

Earth has so much ________ that you can not notice movement, but if you step on something less __________, like a skateboard, you can see the push back.

• mass, massive
• force, forcive
• weight, heavy

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When you are kicking a football, say you apply 3 newtons of force to the football. The football will apply 3 newtons of force in the opposite direction to your foot.

• True
• False

Tags

NGSS.MS-PS2-1