Forces, Electricity and Magnetism Test Review

If these boys are pulling with the same amount of force.  What will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

Tags

NGSS.MS-PS2-1

If the boy is pulling with a force of 10 N and the girl is pushing with a force 20 N, what is the net force on the box?

• 10 N

• 20 N

• 30 N

• 0 N

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NGSS.MS-PS2-2

Which side of a magnet repel?

• North-South

• South-North

• Left-Right

• North-North

Which item could be turned into a temporary magnet?

• a piece of gum

• a paper clip

• a plastic soda bottle

• a piece of paper

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A temporary magnet happens when... 

• magnets connect for a short period of time 

• magnets same pole attract

• magnetism is induced into iron using a magnetic field

• magnets are near each other

Is the Earth a magnet?

• No

• Only sometimes

• Yes

• Only when the extraterrestrials land

If I placed two magnets together with one magnet's North pole touching another magnet's south pole, the magnets would...

• attract

• repel

• dance together happily

• cause a super force

Tags

NGSS.MS-PS2-5

Are all metals magnetic?

• Maybe

• No

• Yes

• Only when they are shiny

Tags

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The unit of force in the metric system is a __________________. 

• Curry

• Tesla

• Einstein

• Newton

A heavier object requires _____ force to move then a light object.

• less

• equal

• more

• a push or a pull

Tags

NGSS.MS-PS2-2