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Across 1. two ends of a pole 5. electric charge that periodically reverses direct 6. unidirectional flow of electric charge 8. creator of carbon filaments 9. concentrated or lumped resistance 11. region inside a magnetic 12. devices using parallel connections 13. primary voltage is greater 14. moving part of rotary electrical switch 15. also known as wind energy 16. generated by electric change 17. conversion of sunlight into electricity

Down 2. electromotive force across a conductor 3. devices using series connections 4. magnets produced by electrical currents 7. secondary voltage is greater then primary 10. influence of electric currents & magnetic materials