Magnetism Test

The needle of a compass always points to which direction?

• south

• east

• west

• north

The magnetic field gets stronger

• as you move away from the magnet

• as you move closer to the magnet

• when you stay in the same place

Tags

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NGSS.MS-PS2-5

When two magnets attract, they ______________

• push apart

• change color

• get colder

• pull together

Tags

NGSS.MS-PS2-5

When two magnets repel, they ________________

• change color

• pull together

• push apart

• get colder

Tags

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NGSS.MS-PS2-5

How are electromagnets different from permanent magnets?

• magnets can be turned on/off

• you can turn an electromagnet on/off

• magnets are more powerful

• magnets have a North and South pole

Tags

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What is the magnetic material in the center of an electromagnet called?

• switch

• core

• coil

• magnetic field

What is it called when the magnetosphere traps charged particles from the sun causing Earth's surface to glow?

• force field

• atmosphere

• aurora

• gravity

Magnets are important in our lives. They are used in...

• compasses

• speakers

• high speed trains

• all of the above

Tags

NGSS.MS-PS2-3

Which material DOES NOT show weak magnetic properties?

• cobalt

• gold

• aluminum

• copper

Tags

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If you drop a magnet or heat it up (demagnetize), its magnetism will _____________.

• increase

• decrease

• stay the same