Across
- 2. source of voltage that changes chemical energy into electrical energy
- 4. kind of sign that marks a positive terminal
- 8. kind of battery with a liquid center
- 10. kind of force that keeps current flowing in a circuit
- 14. kind of battery with a pastelike center
- 15. point where electrons leave or enter a battery cell
Down
- 1. a battery changes energy into electrical energy
- 3. kind of current that changes direction regularly
- 5. the current in our homes changes direction 60 times per
- 6. metric unit that measures electromotive force
- 7. kind of current that flows in one direction
- 9. material that battery plates are made of
- 11. a wet-cell battery is found in most of these big machines
- 12. energy that a power source gives to electrons in a circuit
- 13. kind of acid inside a battery