Electricity

What is electricity?

• A type of light

• A form of sound energy

• A form of energy from charged particles

• The movement of magnets

Which of the following is NOT an example of static electricity?

• Lightning

• Plugging in a lamp

• Touching a metal doorknob and getting shocked

• Rubbing socks on carpet

What is an electric current?

• A spinning fan

• A jump of light

• A battery losing power

• The flow of electrical charge

Which of the following is a conductor of electricity?

• Glass

• Plastic

• Wood

• Copper

Which material is an insulator?

• Rubber

• Aluminum

• Salt water

• Steel

What is a circuit?

• A broken wire

• A circle made of magnets

• A loop of conductors allowing electricity to flow

• A container that stores electrons

What does an open switch do in a circuit?

• Completes the circuit

• Turns the light on

• Makes the light brighter

• Breaks the flow of current

What is a problem with a series circuit?

• It uses too much power

• If one bulb goes out, they all go out

• It never turns off

• It only works with magnets

Why is a parallel circuit better than a series circuit for holiday lights?

• It uses fewer wires

• It makes the lights brighter

• It doesn’t need a battery

• It allows some lights to stay on if one goes out

Which of the following is an example of static electricity?

• Turning on a lamp

• Charging your phone

• Rubbing a balloon on your hair

• Using a fan