Forces

If two toy trucks are pushed with the same force, Which one will move the longest distance?

• The one with more mass

• The one with less mass

• The mass will make no difference

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NGSS.MS-PS2-2

What happens in a game of tug-a-war when both teams pull the rope with equal force and in opposite directions?

• The rope does not move

• Both teams move to the right

• Both teams move to the left

• Both teams fall down

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

What force attracts some metals and it is a noncontact force?

• Push

• Pull

• Magnetism

• Friction

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NGSS.MS-PS2-5

A baseball pitcher throws a baseball. It does not reach the catcher. What should the pitcher do to make a ball reach the catcher?

• Increase the force used when throwing the ball

• Decrease the force used when throwing the ball

• Reduce the gravity exerted on the ball

• Increase the gravity exerted on the ball

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Why does a newly oiled machine work faster than a machine that hasn't been oiled?

• Oil reduces the friction between the parts

• Oil increases the friction between the parts

• Gravity acts more on an old machine

• Gravity acts more on a new machine

What should you do to make a toy car roll faster down a ramp?

• Push it with more force

• Push it with less force

• Remove the force of gravity

• Use magnetism to push it down

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NGSS.MS-PS3-5

A _____ moves an object closer to you.

• push

• pull

• friction

• cat

How are a push and a pull alike?

• You can hear them both.

• They are both names of cats.

• You can do them both at the same time.

• They are both forces.

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Which has the least friction?

• snowboard on a snowy hill

• running on the playground

• sandpaper on wood

• a racer on a track

Why is there less friction between two ice cubes touching than between sandpaper on wood?

• They have rough surfaces.

• They have loud surfaces.

• They have smooth surfaces.

• They have bright surfaces.