Electromagnetic Force Review

Why does a compass needle point north?

• Because it is being attracted to the Magnetic South Pole

• Because north is up

• Because it is being attracted to the Magnetic North Pole

• Because north is down

Where is the force of attraction the strongest on a magnet?

• at the poles
• in the middle
• above the magnet
• below the magnet

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The entire region surrounding a magnet is known as the:

• Magnetic Domain

• Lodestone

• A Compass

• Magnetic Field

What will happen when these magnets are brought close together?

• They will attract each other.
• They will repel each other.
• Both magnets will turn to the left
• Both magnets will turn to the right

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This is a picture of a simple electromagnet. How can the electromagnet be made stronger?

• Add more coils of wire to the nail.
• Use a smaller battery.
• Reverse the poles of the magnet.
• Remove all the coils and the nail.

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The battery is the ________ of energy.

• Wire 
• Source 
• Insulator
• Negative

Is this an open circuit or a closed circuit?

• Open 
• Closed

Is this an open circuit or a closed circuit?

• Open 
• Close

Will these two magnets attract or repel?

• Attract
• Repel

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Surrounding every magnet is a __________  __________.

• magnetic field
• electrical current
• another magnet

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