Magnet Notes

Multiple Choice

What are element are magnets attracted to?

• iron

• gold

• steel

• copper

Multiple Choice

Which direction do magnets always point?

• south

• east

• west

• north

Multiple Choice

How are atoms arranged in magnets?

• all over the place

• different directions

• one direction

• in the 4 directions of a compass rose

Multiple Choice

Are all metals naturally magnetic?

• yes

• no

Multiple Choice

What happens if I break a magnet in half?

• you have a north part and a south part

• you have 2 seperate magnets

• they become unmagnetized

• you have a super magnet

Multiple Choice

Can we magnetize an unmagnetic material?

• yes

• no

Multiple Choice

Every so many yeaers what happens to the Earth's magnetic poles?

• stays the same

• reverses it's poles

• changes to both positive charges

• charges to both negative charges

Multiple Choice

The earth's magnetic pole is aligned to...

• the tilt of the earth axis

• the north and south pole

• longitudinal lines

• latitudinal lines

Multiple Choice

What is it called when an electric current produces a magnetic field?

• auroras

• electric current

• magnetic current

• electromagnet

Multiple Choice

What is a glowing region of the earth's atmosphere caused by charged particles from the sun?

• electric current

• magnetic current

• auroras

• electromagnet

Multiple Choice

True or false: In an electromagnet the magnetic field can be turned on or off.

• True

• False

Multiple Choice

What is a solenoid with a ferromagnetic or iron core?

• magnetic pole

• magnetic field

• electromagnet

• electric field

Multiple Choice

True or false: Electromagnetic fields cannot be strengthened?

• True

• False