Exploring the Fundamentals of Electrical Energy

What are the materials called that allow electrons to easily leave their orbits?

• Resistors

• Semiconductors

• Conductors

• Insulators

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What is necessary to produce an electric current with a magnet and a copper bar?

• Movement

• Sound

• Heat

• Light

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What is the main advantage of an electromagnet over a natural magnet?

• It is cheaper

• It does not require electricity

• It is lighter

• Its magnetic force can be controlled

What renewable energy source is primarily used in Quebec to rotate the rotors for electricity generation?

• Water

• Geothermal

• Solar

• Wind

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How do electrons move through wires to deliver electricity to homes?

• They jump from one wire to another

• They are carried by water

• They move in a domino effect

• They travel directly from the power station to homes

What is power measured in?

• Watts

• Volts

• Joules

• Amperes

Voltage can be compared to which of the following?

• The speed of a car on a highway

• The weight of a car

• The color of a car

• The number of cars on a highway

What does the power of a 25-watt compact fluorescent bulb correspond to?

• Its size

• Its ability to provide light

• Its weight

• Its color

What is the unit of measurement for current?

• Joules

• Amperes

• Watts

• Volts

What is a good way to reduce energy consumption?

• Using energy-efficient products

• Using more appliances

• Leaving lights on

• Using incandescent bulbs

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