Across
- 2. charge/ is a property that leads to electromagnetic interactions between the particles that makes matter
- 3. occurs when two objects are rubbed together
- 5. is an example of electrical discharge
- 7. are the third type of particle and are found outside the nucleus
- 9. insulator/ is a material through which charges cannot move freely
- 10. always pulls objects together
- 12. has a charge of 1+
Down
- 1. are a special class of materials that conduct electric charge better than insolators but not as well as conductors.
- 4. all atoms make a dense center
- 6. the overall positive or negative of an atom
- 8. has no charge
- 11. electricity/ is the buildup of electric charge on an object