Chapter 8 Basics of electricity

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Across
  1. 2. the ground connection completes the circuit and carries current safely away to the ground
  2. 6. process by which light from a laser is turned into heat
  3. 8. switch that automatically interrupts or shuts off and electric current at the first indication of overload
  4. 9. distance between two successive peaks of electromagnetic waves
  5. 10. Positive electrode
  6. 11. a light-emitting diode for use on clients in the stimulation of circulation and collagen and elastin production
  7. 14. the colored cells or target in the epidermis or dermis that absorbs the laser beam's thermal energy
  8. 16. a light-emmitting diode which aids in reducing inflammation and swelling
  9. 18. currents used in electrical facial and scalp treatments
  10. 20. referred to as combination light because it is a combination of all the visible rays of the spectrum
  11. 22. Abbreviated A, and also known as amp
  12. 23. also known as nonconductor; substance the does not easily transmit electricity
  13. 24. negative or positive pole of an electric current
  14. 26. a special device that prevents excessive current from passing though a circuit
Down
  1. 1. light at either end of the visible spectrum of light that is invisible to the naked eye
  2. 3. Also known as violet ray; thermal or heat-producing current with a high rate of oscillation or vibration
  3. 4. apparatus that changes direct current into alternating current
  4. 5. abbreviated O; unit that measures the resistance of an electrical current
  5. 7. apparatus that changes alternating current to direct current
  6. 8. process of forcing an acidic (positive)product into deeper tissue using galvanic current
  7. 12. a light-emitting diode for use on clients with acne
  8. 13. Abbreviated K;1,000 watts
  9. 15. Abbreviated mA; one-thousandth of an ampere
  10. 17. a light-emitting diode for use on clients with hyperpigmentation or for detoxifying the skin
  11. 19. the use of electrical devices to treat the skin and for therapeutic benefits
  12. 21. Abbreviated V and also known as voltage;unit that measures the pressure or force that pushes the flow of electrons forward though a conductor
  13. 25. two or three prong connector at the end of an electrical cord that connects an apparatus to an electrical outlet