electromagnetism

As electrons move, they make

• A. electromagnetism.
• B. auroras.
• C. ferromagnetism.
• D. magnetic fields.

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NGSS.HS-PS2-5

This picture best illustrates the construction of a(n)

• magnet

• electromagnet

• series circuit

• parallel circuit

How do you make an electromagnet stronger?

• Add a motor and/or lightbulbs
• Add more light bulbs and/or wire coils
• add more wire coils and/or a switch
• add more wire coils and/or batteries

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NGSS.MS-PS2-3

What would happen with the magnets in the picture above?

• They would repel

• Nothing

• They would attract

• They would repel and then attract

The strongest parts of the magnet are ...

• fronts

• backs

• poles

• middle

Tags

NGSS.MS-PS2-3

True or False: All metals stick to magnets.

• True
• False

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NGSS.MS-PS2-3

Why does the compass needle move at different locations?

• Because the needle is attracted to the magnetic field produced by the magnet

• Because north is up

• Because it is being attracted to the Magnetic North Pole

• Because north is down

Tags

NGSS.3-PS2-3

A _______________ is a current-carrying coil of wire with many loops.

• magnet

• electromagnet

• solenoid

• compass

Tags

NGSS.MS-PS2-3

How can a magnet be used to produce an electric current?

• Hold a magnet next to a piece of wire.

• Wrap wire around a magnet.

• Spin the magnet around inside a coil of wire.

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NGSS.MS-PS3-5

What happens if you cut a magnet in half?

• Nothing

• The magnets repel

• There will be two magnets

Tags

NGSS.MS-PS2-3