Heat and Energy Unit 3 Vocabulary Review

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Across
  1. 1. circuit with only one path for current to flow
  2. 7. a switch or gate that allows electricity to flow in a semiconductor
  3. 8. stationary electrical charge
  4. 11. movement of electrons from an area of higher electrical potential to an area of lower electrical potential
  5. 13. sonic boom caused by rapidly expanding air
  6. 14. material that allows electrons to flow easily
  7. 16. device that supplies electrons through a chemical reaction
  8. 17. measure of how fast work can be accomplished
  9. 18. outermost electrons in an atom
  10. 21. complete circular path that allows electrons to flow
  11. 23. part of the atom with a positive electrical charge
  12. 24. electrical force that causes electrons to flow
Down
  1. 2. material that resists the flow of electrons
  2. 3. electrical circuit built in semiconducting material
  3. 4. voltage times current, a measure of how much current can be supplied in a given time period
  4. 5. device to control the flow of electrons by opening and closing the circuit
  5. 6. circuit with multiple paths for current to flow
  6. 9. electrically-charged particle
  7. 10. material that allows a small amount of electricity to flow
  8. 12. how much a material resists or slows down the flow of electrons
  9. 15. opposite charges attract, similar charges repel
  10. 19. sudden discharge of electricity
  11. 20. part of the atom with a neutral electrical charge
  12. 22. part of the atom with a negative electrical charge