Electricity Unit Review

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Across
  1. 3. Power This would be the gallons-per-second.
  2. 6. This Thomas Edison invention was used to separate premium iron ore from low-grade unusable iron ore.
  3. 8. This type of bulb is the shape of a Curly Q
  4. 9. Machines Electromagnets are used in these machines today.
  5. 13. Bulb This type of bulb felt warm to the touch quickly in our experiment
  6. 14. This current is more dangerous
  7. 15. This protects you from electric current.
Down
  1. 1. AC power does this every 60 seconds
  2. 2. AC power can cause your heart to do this because the positive and negative charges cycle.
  3. 4. This is a voltage that appears to be safe to humans
  4. 5. Charge What is the stuff that flows through a light bulb and comes back out again through the other wire?
  5. 6. Current This is like "gallons per second" of water flow.
  6. 7. Edison He invented Electromagnets
  7. 10. This wire helps protect us from electrical shock
  8. 11. Voltage This is a danger of AC current
  9. 12. This type of bulb was the most energy efficient and cool to the touch in our experiment