Magnetism

Which is not a property of all magnets?

• Has a magnetic field
• exerts forces
• has 2 magnetic poles
• has 2 geographic ples

If you drop or heat up a a magnet, what will eventually happen to it?

• the magnet will become stronger
• the magnet will demagnetize

Inside of magnets there are tiny magnets called _______

• atoms
• domains
• mini magnets

The center of a bar magnet is the strongest

• True
• False

The lines on this image are called...

• magnetic field lines
• iron fillings
• graphite lines
• none of these

This type of magnet is DIFFICULT to magnetize

• temporary
• permanent

Magnetic poles and electric charges are similar in that...

• like poles repel and opposites attract
• magnetic force is equal to electric force

Magnetic NORTH is actually geographic _________

• SOUTH
• NORTH
• EAST
• WEST

If the end of an unknown magnet sticks to a magnet pole labeled "North" the unknown end must be...

• North
• South
• East 
• West

Electricity can be used to create a magnet

• True
• False