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Electricity and Magnetism
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Give me 3 examples of conductors.
lemon juice; potatoes; metals, etc...
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What materials are attracted to magnets?
Materials that have metals.
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Give me 3 examples of insulators.
Wood; plastic; rubber ; glass ; etc...
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What type of energy is this?
Luminous Energy
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A receptor needs _______________ to operate.
electricity
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True or false? Static electricity is an accumulation of an electric charge on the surface of an object.
True.
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What type of energy is this?
Electrical Energy
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True or false. A conductor carries the current from the generator to the receptor.
True.
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True or false? Electric charges accumulate in one place or flow from one place to another.
True.
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Define SWITCH.
A switch turns an electric current on and off.
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True or false. All magnets have 2 opposite poles (north and south).
True.
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True or false. Magnetism is NOT a specific property of materials that contain metallic elements.
False.
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Explain. What can we use if we don't have a compass?
We can use cork, a magnet, water, and a needle.
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Electric currents need to flow between _________ and ________ charge flows.
positive ; negative
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What type of energy is this?
Thermal Energy
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