Electric & Magnetic Forces Review

Electric current is measured in _____________.

• Kilograms

• Amperes

• Joules

• Newtons

Atoms that have a positive charge will be attracted to atoms with a ____________ charge.

• neutral

• positive

• negative

This force occurs when ions create attractive and repulsive forces.

• electric

• electromagnetism

• magnetic

This force occurs when there is an attractive and repulsive force between two poles.

• electric

• electromagnetism

• magnetic

Which of these forces work only by combining electric and magnetic force?

• electric

• electromagnetism

• magnetic

In a magnet the opposite poles will

• repel

• attract

What makes an electromagnet stronger?

• decreasing the current

• smaller number of loops

• greater number of loops

• decreasing the voltage

The area around an electric charge that experiences the force exerted by the electric charge.

• electric force

• electric poles

• electric charge

• electric field

When electrons flow through wires from a - terminal to a + terminal a/an ___________ is created.

• static charge

• electromagnet

• magnet

• current

Electric charges that do not move through a current are known as

• static electricity

• electromagnetism

• electric

• magnetic