1.4

Which will most likely increase the speed of an object?

• Applying a slower force

• Applying a faster force

• Applying a weaker force

• Applying a stronger force

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NGSS.MS-PS2-2

James and Olivia want to see who can throw a ball the farthest distance. James throws a baseball 35 yards. Which would most likely help Olivia throw a ball farther than James?

• throwing the ball in a different direction

• Choosing a ball with a greater mass

• Choosing a ball with less mass

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NGSS.MS-PS2-2

When two equal and opposite forces are at work, what happens to motion?

• It increases

• It decreases

• There is no motion

• There is maximum friction

Ariel’s toy car uses battery power to move from one end of

the track to the other. At which point on the track does

gravity most likely INCREASE the speed of the car?

• 1

• 2

• 3

• 4

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NGSS.MS-PS2-4

Why would you need more force when riding a bike up a hill than down a hill?

• The mass of a bicycle is less when riding up a hill.

• The mass of a bicycle is greater when riding up a hill.

• More force is needed to keep a bike going up a hill while gravity is pulling it down the hill.

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NGSS.MS-PS2-4

Two cars, a heavier car and lighter car, are pushed with equal force, and are affected by the same amount of friction.

Which best describes the effect on the distance the cars will

move?

• The lighter car will travel a longer distance because it has more mass.

• The heavier car will travel a shorter distance because it has more mass.

• The lighter car will travel a shorter distance because its wheels will roll more quickly.

• The heavier car will travel a longer distance because its wheels will roll more slowly.

Tags

NGSS.MS-PS2-2

Jjais' sailboat is moving away from the shore. Which will most likey occur if the winds begin blowing in the same direction the sailboat is moving?

• The sailboat will change direction.

• The sailboat will stop moving.

• The sailboat will slow down.

• The sailboat will speed up.

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NGSS.MS-PS2-2

What will happen to a kite if the winds stops blowing?

• The kite will go higher due to gravity.

• The kite will fall to the groud due to gravity.

• The kit will float away due to decreased wind speed.

• The kite will change direction due to decreased wind speed.

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NGSS.MS-PS2-2

Which of the following will require more foce to move?

• 2 kg ball

• 20 kg ball

• 200 kg ball

• 2,000 kg ball

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NGSS.MS-PS2-2

Lamont and the chair are exerting the same amount of force on each other. What will happen to the chair?

• It will move backward.

• It will move forward.

• It will move left.

• It will not move.

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NGSS.MS-PS2-1

NGSS.MS-PS2-2