force - review

Force can be define as...

• The energy stored in an object's motion

• The resistance of an object to motion

• A measure of an object's weight

• A push or pull acting on an object

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NGSS.HS-PS2-1

Which of the following is an example of a push?

• Opening a door

• Plucking the string of a guitar

• Pushing a shopping cart

• Pulling a kite

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NGSS.3-PS2-1

Which of the following is an example of a pull?

• Plucking the string of a guitar

• Closing the door.

• Pushing the table.

• Kicking a ball.

Which of the following is an example of frictional force?

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NGSS.MS-PS2-2

Which of the following is an example of gravitational force?

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NGSS.MS-PS2-4

NGSS.MS-PS2-5

NGSS.MS-ESS1-2

Which of the following is an example of magnetic force?

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NGSS.MS-PS2-3

Friction force is best described as:

• The force that resists motion between two surfaces in contact

• The force that attracts objects towards each other

• The force that pulls objects towards the Earth

• The force that repels objects with similar charges

Which of the following is an example of friction force?

• The pull of gravity on an apple

• A magnet attracting a paperclip

• The repulsion of two negatively charged balloons

• Sliding a heavy box across the floor

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NGSS.MS-PS2-2

Magnets attracts or repels with:

• Objects with different masses

• Objects with different temperatures

• Objects with different poles (nort-south)

• Objects with different properties

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is an example of magnetic force?

• Pushing a chair across the room

• Iron filings being attracted to a magnet

• A balloon sticking to a wall

• Rubbing a balloon on hair and creating static electricity

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NGSS.MS-PS2-3

NGSS.MS-PS2-5