NGSS.MS-PS2-1

Rockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction.

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• None of them

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NGSS.MS-PS2-1

For every action there is an opposite and equal reaction

• 3rd law
• 1st law
• 2nd law

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NGSS.MS-PS2-1

A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.

• The Law of Inertia (1st law)
• The Law of Acceleration (2nd law)
• The Law of Conservation of Momentum
• Action Reaction Law (3rd law)

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NGSS.MS-PS2-1

You hit a wall with a stick.  The equal but opposite reaction is _____

• the wall pushes against you
• the stick pushes against you
• you push against the stick
• the wall pushes against the stick

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NGSS.MS-PS2-1

When you move the Cradle, which Law counts into the motion of the Balls?

• First Law

• Second Law

• Third Law

• All of the Laws

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NGSS.MS-PS2-1

True or False? The third law of motion states that for every action there is an equal and opposite re-action.

• True

• False

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NGSS.MS-PS2-1

Which of Newton's Laws does this photo best represent (think back to the balloon in our lab)?

• 1st Law

• 2nd Law

• 3rd Law

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NGSS.MS-PS2-1

When a bird flies, its wings push air downward. As a result the air pushes back upward on the bird. Which law of motion most applies to the way the wings of a bird beat? 

• Every action has an equal and opposite reaction
• The rate of acceleration of an object depends on the amount of force applied.
• Objects in motion tend to remain in motion until acted upon by an another force. 
• Force is defined by mass times acceleration

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NGSS.MS-PS2-1

What law is best described

• 1st

• 2nd

• 3rd

• law of motion

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NGSS.MS-PS2-1

Complete the statement:

When an object is pushed, it __________________ with an equal and opposite force.

• always pushes back

• pushes back if it has a larger mass

• pushes back it if has a smaller mass

• will not push back

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NGSS.MS-PS2-1