Newton's 3rd Law

Newton’s law states that for every action, there is an ________ reaction.

• unequal and opposite

• equal and similar

• stronger and opposite

• equal and opposite

Tags

NGSS.MS-PS2-1

Forces always come in ___.

• waves

• pairs

• triplets

Tags

NGSS.MS-PS2-1

When a heavy football player and a light one run into each other, who exerts more force?

• The light one

• The heavy one

• Their forces are equal

Tags

NGSS.MS-PS2-1

When a small car pushes a big truck, the truck applies an equal and opposite force on the car.

• False

• True

Tags

NGSS.MS-PS2-1

When a cannon fires a cannonball we observe Newton's third law. Which is the reaction force?

• The cannon moving forward

• The cannon moving backwards

• The cannonball moving backwards

• The cannonball moving forward

Tags

NGSS.MS-PS2-1

When the person pushes the ground with their foot, the equal and opposite reaction force is

• the ground pushing back on their foot

• when they start to move forward

Tags

NGSS.MS-PS2-1

How much force is applied to Ben's hand if he hits the wall with a force of 1,000 N?

• 500 N
• 1,000 N
• 2,000 N
• Not possible to determine.

Tags

NGSS.MS-PS2-1

When you sit in a chair, the force you exert on the chair and the force the chair exerts on you are..

• equal to each other

• your force is greater and the chair force is lesser

• the chair force is greater and your force is lesser

Tags

NGSS.MS-PS2-2

What is the action force in the picture? (Hint: the force that causes the motion.)

• The rocket moving upward.

• The gasses from the rockets pushing downward.

• The wind rushing upward past the shuttle wings.

• An amazing feat or sorcery and wizardry!

Tags

NGSS.MS-PS2-1

What force stops your foot slipping on the ground when you walk?

• Gravity
• Kinetic energy
• Friction
• Upthrust