Electricity Chapter 4

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Across
  1. 2. electric current that flows in one direction then the other
  2. 3. unit of electric strength
  3. 5. this can occur if too many appliances use the same wall socket
  4. 6. the application of special electric currents that have certain effects on the skin
  5. 8. direct current used in electrotherapy treatments
  6. 10. these waves hit an object and are either absorbed or reflected
  7. 11. process that uses the positive electrode to force acidic solution's into the skin
  8. 14. electrotherapy treatment can cause sebum to be broken down or blackheads to be liquefied
  9. 17. this light creates the closest substitute for natural sunlight
  10. 19. 30" is the average distance this should be during a facial
  11. 20. high frequency and alternating current are characteristics of this type of electrotherapy
  12. 21. treatments with light rays are called
  13. 23. the chemical breakdown of the skin caused by intense heat
  14. 24. turning of a light switch is and example of this
  15. 25. this type of shock passes through the nervous system
  16. 28. clippers are an example of this kind of electrical effect
  17. 31. silver and copper are examples of these
  18. 33. small doses of ultraviolet light may help the body produce
  19. 34. type of light that carries the most energy
  20. 36. unit of electric pressure
  21. 37. 80% of this is composed of invisible rays
Down
  1. 1. this indicates the appliance has been certified to operate safely under the conditions specified
  2. 2. process that uses the negative electrode to force negatively charged solutions into the skin without breaking the skin
  3. 4. glass, rubber or paper are examples of these
  4. 5. used chiefly to cause muscle contractions
  5. 7. light that can create blue or cool tones
  6. 9. this conductor is used to bring the current from the appliance to the clients skin
  7. 12. also known as ultraviolet rays
  8. 13. this type of shock passes through a small part of the body
  9. 15. the movement of electricity along a conductor
  10. 16. __________ to ultraviolet light can result in skin cancer
  11. 18. increasing the resistance in a line causes electric current in a conductor to ?
  12. 22. the maximum amount of current used in galvanic treatments should not exceed 1 _________?
  13. 26. dropping a electrical appliance into water is an example of
  14. 27. measure of how much electrical energy is being used
  15. 29. the two forms of electrical current
  16. 30. ultraviolet light has the shortest __________
  17. 32. voltage needed,frequency required and watts the appliance consumes are indicated on this
  18. 35. measure of how hard the electrons are being forced or pushed