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physics-(sana)
physics test review
| Question | Answer |
|---|---|
| what is a grounding wire? | A wire that the charge turns neutral once it touches the ground. |
| what is friction? | rubbing two objects together. |
| what is an electroscope? | a device that indicates weather an object has a charge or not. |
| what is induction? | when a charged object comes close to a neutral object and causes the electrons to one side of the object |
| when positive and negative are rubbed together do they repel or attract? | attract |
| what is the one thing that can move in and out of objects or atoms? | electrons |
| what is the term called when the water particles are in the air? | humidity |
| what happens when an object holds a positive or negative charge? | static electricity |
| what is a certain sheet we use to determine weather it will turn to a positive or negative charge? | electrostatic series |
| do similar charges repel or attract? | repel |