Review Topic Energy and Electricity

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Across
  1. 1. Circuit where current cannot flow due to a gap
  2. 3. Component that reduces or resist the current flow
  3. 5. Material that allows electricity to pass easily
  4. 9. Device that supplies electrical energy for circuit
  5. 11. Device that converts electrical energy into light and sound
  6. 14. Component that can open or close a circuit
  7. 15. Energy produced when particles vibrate and create heat
  8. 20. Statement that predicts the relationship between variables
  9. 21. Variable that is deliberately changed in an experiment
  10. 23. Variable that is measured or observed
  11. 25. Energy of a moving object
  12. 26. Device that converts electrical energy into heat for food
Down
  1. 2. Negatively charged particle that moves in a conductor
  2. 4. Inventor who improved the practical electric light bulb
  3. 6. Device that converts electrical energy into cooling (thermal energy transfer)
  4. 7. Electrode that releases electrons
  5. 8. Particle in the nucleus with neutral charge
  6. 10. Electrode that receives electrons
  7. 11. Scientist who promoted alternating current (AC) electricity
  8. 12. Device that converts electrical energy into sound energy
  9. 13. Device that produces light when current flows
  10. 16. Device that converts electrical energy into heat energy
  11. 17. Device that converts electrical energy into mechanical energy
  12. 18. Circuit with only one path for current
  13. 19. Material that resists the flow of electricity
  14. 22. Positively charged particle found in the nucleus
  15. 24. Circuit with more than one path