Click on 3 good conductors of electricity.

• metal

• rubber

• copper

• aluminum

• wood

What direction do the electrons travel in a circuit?

• from top to bottom

• from hot to cold

• from left to right

• from positive to negative

Click on 3 good insulators of electricity.

• silver

• cotton

• oil

• iron

• glass

Electricity is a form of ______________________

• heat

• energy

• matter

• atoms

If you wrap a coil of wire around a conductor and complete a circuit, what have you created?

• a open circuit

• an electromagnet

• a thermometer

• a light bulb

How can you make an electromagnet stronger?

• add an insulator to it

• wrap more coils around it

• add a switch to the circuit

• heat it up

What 4 things can electric current be converted into?

• heat

• food

• light

• sound

• motion

What happens when you add a switch to a circuit?

• the light bulb lights up

• the light bulb do not light up

• you can create an open circuit when you want the light off

• you can create a closed circuit when you want the light off

To get a positive charge an atom must...

• lose an electron

• gain an electron

• get electricity

• be near a magnet

To get a negative charge an atom must...

• lose an electron

• gain an electron

• have a switch

• be heated up