Electrical Engineering Vocab
Flashcard
•
Physics
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an insulator?
Back
An insulator is a material that does not allow electricity to flow through it easily. Examples include plastic, rubber, and glass.
2.
FLASHCARD QUESTION
Front
What is a conductor?
Back
A conductor is a material that allows electricity to flow through it easily. Examples include metals like copper, aluminum, and silver.
3.
FLASHCARD QUESTION
Front
Why is plastic used to cover electrical wires?
Back
Plastic is used to cover electrical wires because it is a good insulator, preventing electricity from escaping and reducing the risk of fire.
4.
FLASHCARD QUESTION
Front
Which material is the least useful as an insulator?
Back
Aluminum is the least useful as an insulator among the options provided.
5.
FLASHCARD QUESTION
Front
What is the best example of a conductor?
Back
A metal bowl is the best example of a conductor.
6.
FLASHCARD QUESTION
Front
What property makes metals useful for electrical wiring?
Back
Metals are useful for electrical wiring because they are good conductors of electricity.
7.
FLASHCARD QUESTION
Front
What happens to plastic when it is heated?
Back
Plastic can melt when heated, which is why it is important to use it as insulation in electrical applications.
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