Magnetism

Magnetism created by an electric current

• electricity
• electromagnetism
• wind energy

The red and black plastic wire coverings are excellent ______. 

• Conductors
• Insulators
• Currents
• Magnets

Magnets have a north and a south ___________

• shape
• color
• pole
• region

What will happen when these magnets are brought close together?

• They will attract each other.
• They will repel each other.
• Both magnets will turn to the left
• Both magnets will turn to the right

Iron, Nickel and cobalt are all __________________ materials

• Shiny
• poles
• magnetic
• cold

Where is the strongest attraction force of the magnet?

• at the poles
• in the middle
• above the magnet
• below the magnet

A coil that is magnetized only when an electric current flows through it is_______.

• a battery
• a generator
• a conductor
• an electromagnet

How are electromagnets different from magnets?

• magnets can be turned on/off
• you can turn an electromagnet on/off
• magnets are more powerful
• magnets have a North and South pole

The planet earth is a giant magnet?

• True
• False

Which of the following does not conduct electricity?

• gloves
• penny
• paper clip
• key