Circuits
Transforming Energy
Examples of...
Switch It
Power Source
100
An incomplete path for an electric circuit.
What is an open circuit?
100

Electrical energy needs this for electrical charges to flow.

What is a conductor?

100
Copper is a good example.
What is a conductor?
100
This device opens and closes an electric circuit.
What is a switch?
100
This can be used to turn off a power source.
What is a switch?
200
A complete path for an electric circuit.
What is a closed circuit?
200
This appliance transforms electrical energy into thermal energy.
What is a toaster, hair dryer, etc.?
200
A wall outlet or a battery are good examples.
What is a power source?
200

Does the circuit need to be open or closed for electrons to flow?

It needs to be closed

200
These are two examples of power sources.
What is a wall outlet and a battery?
300

Drawing of an open circuit.

What is this diagram representing.

300
This appliance transforms electrical energy into the energy of motion.
What is a fan?
300
Plastic and rubber are good examples.
What is an insulator?
300
The circuit is open when the wall switch is in this position.
What is the "off" position?
300
The path a current can flow on.
What is a circuit?
400
An item that can be used to complete an open circuit.
What is a metal object?
400
Electric ovens transform these two forms of energy.
What is electrical into thermal?
400
Turning on a light is an example.
What is closing an open circuit?
400
The circuit is closed when the wall switch is in this position.
What is the "on" position?
400
A solar panel uses this as a power source.
What is light energy?
500
This supplies a steady supply of electrons in an electrical circuit.
What is a power source?
500
This transforms light energy into electrical energy.
What is a solar panel?
500
This will shut off current if a circuit is overloaded.
What is a circuit breaker?
500
This is used to break an electrical circuit.
What is a switch?
500

When using a battery as the power source, this is where the electrons go once they leave the load

What is the positive terminal?

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