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Electricity Chapter
Basic Vocabulary for Electricity Chapter #17
Question | Answer |
---|---|
What is the law that states that like charges repel and opposite charges attract? | Law of electric charges |
What force varies depending on the size of the charges exerting the force and the distance between them? | Electric force |
Objects become charged when the gain or lose which atomic particle? | Electrons |
Objects may become charged by which 3 methods? | Friction, conduction, or induction |
What instrument is used to detect electric charges? | Electroscope |
In what type of materials do electric charges move easily? | Conductors |
In what type of materials do electric charges not move easily? | Insulators |
What is the buildup of electric of electric charges on an object? | Static electricity |
What is lightning an example of? | Electric discharge |
What is a device that works by directing the elctric charge carried by lightning safely to the ground? | Electric rod |