level: key definitions
Questions and Answers List
level questions: key definitions
| Question | Answer |
|---|---|
| what is a photon? | a photon is a discrete packet of Electromagnetic energy |
| define discrete | taking only certain values , not continuous |
| define electric field | a region of space around a charged particle in which another charged particle will feel a force |
| define the volt | the potential difference between two points when one joule of work is done to move a charge of one coulomb |