Quiz- Chapter 7: Newton’s Third Law (12/18)

Newton's Third Law States...

• Objects in motion stay in motion and objects at rest stay at rest
• Force is equal to mass times acceleration
• For each action there is an equal and opposite reaction

Tags

NGSS.MS-PS2-1

An archer shoots an arrow. The action force is the bowstring against the arrow, the reaction force is...

• Air resistance against the bow
• the arrow's push against the bowstring
• the grip of the archer's hand on the bow

Tags

NGSS.MS-PS2-1

A baseball player bats a ball with a force of 1,000 N. The ball exerts a reaction force (without any additional forces action on it) against the bat of...

• Less than 1, 000 N
• 1,000 N
• More than 1,000 N

Tags

NGSS.MS-PS2-1

What is the reaction force to a foot pushing down on the floor?

• The foot going through the floor
• The floor pushing back against the foot
• The floor breaking to the foot

Tags

NGSS.MS-PS2-1

(True or False.) According to Newton's third law forces come in pairs?

According to Newton's Third law the strength or magnitude of forces will be...

• smaller
• equal
• larger

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The ____ of an object is the force of gravity on the object.

A dog plays with a ball. Consider the action force the dog touching the ball. What is the reaction force?

• The friction of the ground on the ball.

• The ball pushing the ground.

• The ground pulling the dog.

• The ball touching the dog.

Tags

NGSS.MS-PS2-1

An unfortunate bug splatters against the windshield of a moving car. Compared to the force of the car on the bug, the force of the bug on the car is

• larger.

• the same.

• smaller

• need more information to say.

Tags

NGSS.MS-PS2-1

According to Newton's third law, if you push gently on something, it will push

• gently on something else.

• on you only if you aren't moving.

• gently on you

• on something only under the right conditions.

Tags

NGSS.MS-PS2-1