Across
- 4. Law V=IR
- 5. printed circuit board
- 7. liquid crystal display
- 11. blocks flow of electricity
- 12. the direction of current between two points
- 14. generates voltage and makes sounds
- 15. the push that makes electricity flow
- 17. restricts flow of current
- 19. material allows flow of electricity
Down
- 1. small precision dc motor
- 2. three terminal resistor for vary resistance
- 3. simple electrical switch activated by pushing button
- 6. unbroken path that electricity flows
- 8. stores current and then releases it
- 9. electronic switch
- 10. electrical motor ran by direct current
- 13. light emitting diode
- 16. programmable read only memory
- 18. unit of power