Magnetism

Unlike poles ____ and Like poles ____ each other

• attract,repel

• repel,attract

• attract,attract

• repel,repel

Magnetic Field Lines ______ intersect each other

• never

• once

• many times

• always

A freely suspended Magnet rests in the Geographic

• North-South

• East-West

• West-East

• North East-South East

In order to make an electromagnet, you need

• a magnet, a nail, some wires

• a battery, a nail, and a magnet

• a battery, a coil of wire, and a nail

• a loop of wire, contacts, and a battery

How can you destroy a magnet? Choose all that apply.

• Drop It

• Heat It

• Cover it with paper

• You can't destroy it

if you break a bar magnet in half

• the poles will seperate

• You will have two complete magnets

• it becomes unmagnetized

Which pole of the compass needed points to a south pole of a magnet?

• South pole

• North Pole

• Both poles

magnetic fields run from _________ pole to ___________ pole

• North, South

• South, North

• They do not exist

Which statement is true?

• All Magnets have a North and South Pole

• All magnets can attract large objects

• Magnets can not pull through Solids.

• All Magnets have the Same shape and Size

Which part of the Magnet is Strongest?

• Center
• Sides
• Poles