Force & Motion Chapter 1

A push or a pull.

• Velocity

• Force

• Acceleration

• Speed

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Speed in a given direction. (Speed + Direction)

• Velocity

• Average Speed

• Instantaneous Speed

• Constant Speed

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NGSS.MS-PS3-1

To apply a force.

• Motion

• Cause

• Effect

• Exert

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NGSS.MS-PS2-1

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In order for an object to speed up, the direction of the force is:

• in any direction

• in the same direction as the object's motion

• in the opposite direction of the object's motion

In order for an object to start moving, the force must come from

• the same direction as the object's motion

• the opposite direction as the object's motion

• any direction

Which force caused the jar lid to travel faster and reach the end of the meter stick first?

• the weaker force

• the stronger force

• both forces had the same effect

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NGSS.HS-PS2-1

Complete the sentence to match your observations: When you exert a stronger force on an object, you will see ________ change in velocity as compared to exerting a weaker force on the same object.

• a greater

• a weaker

• the same

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NGSS.MS-PS2-2

Which of the following pictures models Claim 1: The thrusters caused the pod to move in the opposite direction.

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NGSS.MS-PS2-1

Which of the following models claim 2: The thrusters only slowed the pod, it didn't stop. The pod hit the space station, which made it bounce and move in the opposite direction.

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which best explains the graphic?

• change direction

• stop moving

• speed up

• start moving

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NGSS.MS-PS2-1

NGSS.MS-PS2-2