Semester 2 Exam Review

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Across
  1. 4. a measure of the degree to which conductor opposes an electric current through it
  2. 6. acts as own source of light
  3. 8. amount of oscillations in one second
  4. 10. region within a magnetic material which has uniform magnetization
  5. 13. permits the flow of electrical current
  6. 14. generation of electrical energy using magnetism
  7. 19. an incident ray is reflected in a single direction
  8. 20. a change in the direction of the light ray
  9. 22. how light travels through a medium
  10. 24. disturbance of medium is parallel to direction
  11. 25. disturbance of medium is perpendicular to direction
  12. 26. restores an object to its equilibrium
  13. 27. electric force per unit charge
Down
  1. 1. requires a medium to travel
  2. 2. measures how stiff a spring is
  3. 3. direction in which a wave is oscillating
  4. 5. "back and forth" motion
  5. 7. must be lit by another source
  6. 9. flow of electric charge
  7. 11. results in balanced out waves that pass by one another
  8. 12. the time it takes to complete one oscillation
  9. 15. results in a bigger amplitude
  10. 16. does not conduct electricity well
  11. 17. an incident ray is reflected at many angles
  12. 18. change in direction of a wave due to a change in its transmission medium
  13. 21. produced by electric currents
  14. 23. change in frequency because of distance