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11 questions
What makes up an electric circuit?
Bulb and battery
Bulb, battery and switch
Bulb, battery and wire
Why is a battery important in an electrical circuit?
As a source of energy.
As a path for electricity to flow through.
As a connector to connect all parts of a circuit.
When a circuit is open, the lamp is _________?
on
off
What powers a circuit that we made?
battery
light bulb
wires
paper clip
How can it be explained that someone's hair can stick to a balloon?
There is electricity.
There is too much dust in the air.
The person needs to wash his hair.
The flow of electric charge in a circuit is called _______.
Heat
Sound
Electric Current
Magnetic
What supplies the energy or power in an electric circuit?
light bulb
wire
battery
A battery is a source of _______ and is important in an electric circuit.
sound
light
energy
heat
A battery has 2 ends called __________ and ___________ end.
positive, negative
open, close
north, south
up, down
Would would best complete this circuit?
A wire
A switch
A battery
A light bulb
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