Forces at a Distance Review

Front

What materials should not be used to make an electromagnet?

Back

Glass and rubber should not be used because they are not conductive metals.

Front

What do electric currents produce?

Back

Electric currents produce magnetic fields.

Front

Which part of the atom is positively charged?

Back

Proton.

Front

What is the direction of the electric field of a positive charge?

Back

The electric field of a positive charge points away from the charge.

Front

What is a path followed by an electric current called?

Back

Circuit.

Front

What happens when like poles of magnets are brought together?

Back

Like poles repel each other.

Front

What happens when opposite poles of magnets are brought together?

Back

Opposite poles attract each other.

Front

What is the role of a conductor in an electric circuit?

Back

A conductor allows electric current to flow through it.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.

Front

What is the relationship between electricity and magnetism?

Back

Electricity can create magnetic fields, and changing magnetic fields can induce electric currents.