Across
- 4. a push or a pull exerted on a object
- 6. an object can be moved, changed, or otherwise affected without being physically touched
- 8. a sudden electrostatic discharge during an electrical storm between electrically charged regions of a cloud
- 9. psychic laws that state that static that like charges repeal opposite charges attract, and neutral objects and charged attract each other
- 10. physical connection to the Earth
- 11. a push or a pull between charged objects
- 14. the unit of electric charge
- 17. materials that permit electrons to flow freely from particle to particle
- 18. contain the same number of protons as electrons
Down
- 1. a device used to detect the presence of charge and it's relative amount
- 2. forces that have an effect only on objects that they touch
- 3. an electric charge that can be collected and held very nearly fixed in one place
- 5. a device that uses friction to produce a large static charge on a metal device
- 7. charging a neutral object by touching it into a charged object
- 12. a redistribution of electrical charge in an object
- 13. negativity charged particles
- 15. material that dose not allow electrons to move easily through them
- 16. a type of plastic used in photographing
