The Third Law of Motion Quizizz

What does Newton's Third Law state about forces between two objects?

• Forces are always equal and opposite.

• Forces are always unequal and in the same direction.

• Forces are always equal and in the same direction.

• Forces are always unequal and opposite.

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What are action-reaction pairs according to Newton's Third Law?

• Forces that act on the same object.

• Forces that act on different objects.

• Forces that cancel each other out.

• Forces that do not exist in nature.

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NGSS.MS-PS2-1

Why do action-reaction forces not cancel each other out?

• Because they are equal in magnitude.

• Because they act on the same object.

• Because they act on different objects.

• Because they are in the same direction.

What principle explains the movement of a rocket in space?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• Law of Universal Gravitation

What happens to the gases produced by rocket engines?

• They are absorbed by the rocket

• They escape from the back

• They remain inside the rocket

• They cool down and solidify

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How do the gases exert a force on the rocket?

• By pulling the rocket backward

• By pushing the rocket forward

• By rotating the rocket

• By stopping the rocket

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Can rocket propulsion occur in the vacuum of space?

• Yes, it can

• No, it cannot

• Only with air present

• Only with water present

What is the formula for momentum?

• p = m + v

• p = m / v

• p = m * v

• p = v / m

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NGSS.HS-PS2-2

What are the units of momentum?

• kg*m/s

• m/s^2

• N*m

• kg/s

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What does the law of conservation of momentum state?

• Momentum is created and destroyed.

• Momentum is conserved and can be transferred to other objects.

• Momentum is only conserved in closed systems.

• Momentum is always increasing.

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NGSS.HS-PS2-2