Magnetism Quiz

The area of the magnet where the magnetic force is the strongest is a

• magnetic key

• magnetic field line

• magnetic pole

• magnetosphere

In this picture, the iron filings show the shape of the magnetic

• axis

• core

• field

• pole

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Which of these correctly shows what happens when two magnets are placed side by side?

The arrows show the direction the magnets would move.

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A student placed these two horseshoe magnets near each other on a table.

What will happen when she lets go of the two magnets?

• One side of the magnet will repel and the other side will attract

• The two magnets will repel and push apart

• The two magnets will attract and stick together

• The force will be cancelled between the magnets

Magnetism is a

• form of energy

• force

• form of matter

• form of light

What is a magnetic field?

• an area surrounding magnetic material where magnetic forces occur

• a core area inside a magnetic material

• a collection of several similar magnetic materials

• an electrically charged object

Which of the following will NOT increase the strength of an electromagnet?

• increasing the number of coils

• increasing the electrical current in the wire

• increasing the space between coils

• using a stronger magnet in the middle

Three bar magnets are held together as you see above. What are the magnets going to look like when they are released?

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Scientists have created trains that use magnets to make the trains float above the tracks as they travel. These trains float because

• the track is waxed

• the like poles repel

• the train has low density

• a chemical change occurs

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Which position of two magnets results in the greatest attraction between the magnets below?

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