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Conductors & Insulators
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True or False: Oven mitts are conductors.
False
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What is thermal energy?
energy that comes from heat
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If I leave a wooden spoon in a pot of boiling water, what will happen to it?
It doesn't become hot (wood is an insulator)
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Why is wood considered an insulator?
because it stops or slows the transfer of energy from one thing to another
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True or False: Glass is an electrical insulator.
True
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How could a metal paperclip be classified: as an electrical conductor or an electrical insulator?
electrical conductor
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What is the job of a cooler?
To insulate food/drink from outside temperatures
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What is an insulator?
a material that stops or slows the transfer of energy
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What is electrical energy?
energy that comes from the flow of electricity
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Which material can be both an insulator AND a conductor?
glass
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If I leave a metal spoon in a pot of boiling water, what will happen to it?
it will become hot
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What is a conductor?
a material that allows energy to transfer through something
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Why is copper used the most in electrical wiring of a house?
because it is an excellent conductor of electricity
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True or False: Silicon is a conductor.
False.
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