Across
- 2. electrode connected to the negative terminal of a power source
- 5. smallest unit of physical object is composed
- 7. flow of electrical power or charge
- 8. 2 terminals of an electrolytic circiut
- 12. combination of atoms
- 13. chemical bond formed by sharing electrons between atoms
- 17. a flow of electrical energy around a circiut
- 18. instrument to measure potiential difference
- 19. unit to measure resistance
- 20. a substance that does not allow the flow of electrons
Down
- 1. positively charged ion
- 2. electrical compounds conected together form a conductiong path
- 3. smallest particle of an element
- 4. unit to measure frequency
- 6. the different basic atom types
- 7. a flow of negatively charged electrons
- 9. electrode connected to the positive terminal of a power source
- 10. measurement equal to 1000watts
- 11. negatively charged ion
- 12. objects allowing the movement of electrons to conduct electricity
- 14. unit to measure current
- 15. atomic particle that contains no charge
- 16. the unit to measure power
- 20. atoms or molecules that have lost or gained elecrtons