Energy and Electricity

What will happen if one bulb burns out in this parallel circuit?

• They will all go out

• The other two will stay on

Why would the other bulbs stay on?

• each bulb has its' own path to the energy source (battery)

• energy can still flow through the bulb that is burnt out

Which bulb will turn on?

• A

• B

• C

• D

Why is C the only bulb that will light up?

• the bulb is facing the right way

• it has a battery

• the battery and wire are touching the bottom AND side of the bulb

What does a battery (D-cell) do in a circuit?

• provide a pathway for the electricity to flow

• provide electricity

• open and close the circuit

What does wire do in a circuit?

• provide a pathway for the electricity to flow

• provide electricity

• open and close the circuit

What does a switch do in a circuit?

• provide a pathway for the electricity to flow

• provide electricity

• open and close the circuit

When a windmill turns, the _______ is evidence of energy transfer.

• heat

• sound

• movement

• light

When a stove is on, the _______ is evidence of energy transfer.

• heat

• sound

• movement

• light

When a phone rings, the _______ is evidence of energy transfer.

• heat

• sound

• movement

• light