Across
- 2. what objects are made of
- 6. the ability to work
- 9. dosent move caused by friction
- 11. uncharged
- 12. the unit measurment of of electrical power
- 14. the measurement of electrical current
- 16. positive charge
- 17. an atom that has more electrons
- 18. to change currents
- 20. can be used again
Down
- 1. a device that converts electrical into mechanical energy
- 3. an atom the has more protons
- 4. the center of and atom
- 5. can produce chemical into electrical energy
- 7. once used cant use again
- 8. negative charge
- 10. an energy that can stay in one place or move
- 13. the space around a magnet
- 15. comes from cloud
- 19. the pressure or force whitch causes a current to flow