Energy: Investigation 1, Part 2—Conductors and Circuits

What are the two types of renewable energy sources shown in the image?

• Solar and Wind

• Hydro and Geothermal

• Biomass and Tidal

• Nuclear and Fossil Fuels

The role of conductors in an electrical circuit is to:

• allow the flow of electric current

• block the flow of electric current

• store electric charge

• convert electrical energy into light

True or False: The image shows examples of non-renewable energy sources.

• True

• False

What does a lightbulb do in an electric circuit?

• It generates electricity

• It stores electricity

• It lights up when electricity flows through it

• It stops the flow of electricity

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A motor in an electric circuit is used to:

• generate electricity

• convert electrical energy into mechanical energy

• store electrical energy

• control the flow of electricity

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What does the motor do in the system?

• The motor powers the system.

• The motor cools the system.

• The motor measures the system's performance.

• The motor illuminates the system.

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How can you use this component to control the flow of electric current to the motor?

• By using it as a switch to open or close the circuit

• By using it as a resistor to limit the current

• By using it as a capacitor to store charge

• By using it as an inductor to increase current flow

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What does a switch do in a circuit?

• Opens and closes a circuit

• Allows electric current to flow

• Prevents electric current from flowing

A closed circuit allows electric current and energy to _______.

• flow

• stop

• reverse

• disperse

An open circuit prevents electric current from _______.

• flowing

• stopping

• reversing

• accelerating