Magnetism and Electromagnetism Review

Magnetic materials are materials that ____________ to the magnets

Which material can be used to make a magnet?

• Steel because it is a permanent magnetic material

• Iron because it is a permanent magnetic material

• Steel because it is a temporary magnetic material

• Iron because it is a temporary magnetic material

When a permanent magnet is brought near a magnetic material like iron without touching it, the iron rod behaves like a magnet and attracts iron filings, clips towards itself.

What is this concept called?

Which of the following arrangements would produce repulsion?

• A

• B

• C

• D

A plotting compass is just a _____________ magnet enclosed in glass

A plotting compass is placed at the end of each magnet.

Which diagram shows the correct positions of the pointers of the plotting compasses?

• A

• B

• C

• D

Which of the following materials CANNOT experience a force in a magnetic field?

• steel

• copper

• iron

• nickel

The diagram shows some nails attracted to a metal rod by magnetic induction.

From what could the metal rod be made?

• aluminum

• copper

• iron

• magnesium

_______________________ is a region in which a magnetic pole experiences a force

Which of the following materials can be used in permanent magnets?

• iron

• alnico

• manganese

• copper