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Physics
Review
Question | Answer |
---|---|
What is Induction? | When a charged object comes close to a neutral object and causes the electrons to come to one side of the object. |
What is an Electroscope? | A device that indicates whether an object has a charge or not. |
What is Friction? | Rubbing two objects together transfers electrons from one object to another. |
What is Contact? | If a neutral object comes into contact with a charged object the neutral object will receive the same charge. |
What is a Conductor? | Materials that allow electrons(electricity) to flow through them. |
What is a Insulator? | Materials that do not allow electrons to flow through them. |
What is a Grounding wire? | Connecting a wire to the object and the ground. |
What is Grounding by humidity? | Water molecules in the air takes away charges neutralizing objects when coming into contact with the object. |
Why do the metal leaves in the bottom of the electroscope repel? | Because all the negative charges are at the bottom. |
What is the unit for current? | Amps |