Electric Current

What do the lines around this magnet represent?

• North Pole
• South Pole
• Magnetic Declination
• Magnetic Field

The force of magnetism is stronger when magnets are ________________

• cold
• round
• closer together
• farther apart

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

In this image, matching north poles from two magnets are introduced.  What do you predict will be the outcome?

• There will be no interaction.  The poles of magnets do not have an effect on one another.
• The two north poles will attract each other
• The two north poles will repel each other
• The two magnets will combine and become one magnet

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of these forces works only by combining electric and magnetic forces?

• Magnetic

• Electric

• Electromagnetism

current flowing through a wire is surrounded by a/an

• force field

• magnetic force

• nothing

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

when electrons all spin in the same direction, they create an invisible force known as

• electricity

• magnetism

• motor

• electrons

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NGSS.HS-PS2-5

Magnets attract to __________________.

• iron
• nickel
• cobalt
• all of the above

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NGSS.MS-PS2-3

An electric ___________ is material where charges cannot easily move, like glass.

• Insulator

• Conductor

An electric ___________ is material where charges easily move, like metal.

• Insulator

• Conductor

Magnetism and Electricity both have a __________ or region around an object where the force is applied

• Track

• Field

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5