Waves

12345678910111213141516171819202122232425262728293031323334353637383940414243
Across
  1. 3. a relationship between the path taken by a ray of light in crossing the boundary or surface separation between the two contacting substances and the refractive index of each
  2. 5. the angle of light reflection is equal to the angle of incidence
  3. 6. wave oscillations have a definite direction relative to the direction of propagation
  4. 8. the angle of the light falling onto a surface
  5. 10. the distance covered by a full cycle
  6. 11. when two waves of identical wavelength are in phase they form a new wavelength with an amplitude equal to the sum of their individual amplitudes
  7. 13. a segment of one cycle of a longitudinal wave during its travel or motion
  8. 15. a wave where energy is transferred through matter
  9. 18. a point along a standing wave where the wave has minimum amplitude
  10. 19. a disturbance of the medium that propagates through it in a definite direction with a definite velocity
  11. 25. describes the changes in frequency of any kind of sound or light wave produced by a moving source with respect to an observer
  12. 26. the combination of two waves going opposite directions with same amplitude and frequency
  13. 28. an interference pattern between two sounds of slightly different frequencies
  14. 29. light that has the same wavelength so it is one color
  15. 31. the number of occurrences of a repeating event per unit of time
  16. 32. a region in a longitudinal wave where the particles are closest together
  17. 37. the color spectrum of frequencies
  18. 41. a value calculated from the ration of the speed of light in a vacuum to that in a second medium of greater density
  19. 42. when an object is vibrating at the same frequency of a second object and forces that second object into vibrational motion
  20. 43. how high or low a sound is
Down
  1. 1. the maximum distance moved by a point on a wave from rest position
  2. 2. when two or more waves overlap in space then the resultant disturbance is equal to the algebraic sum of the individual disturbances
  3. 4. the reflected ray and the normal to the surface of the mirror all lie in the same plane
  4. 7. the point on a wave with the greatest positive value in a cycle
  5. 9. a positive displacement of one wave is cancelled exactly by a negatively displacement of the other wave
  6. 12. a ray of light falling onto the surface separating two mediums
  7. 14. motion where all points of a wave oscillate along paths at right angles to the direction of the waves advance
  8. 16. a wave in which particles of a medium vibrate in the direction of a line of advance of the wave
  9. 17. the change in direction of a wave when the wave passes from one medium into another
  10. 20. reflection of light that is scattered into many different angles
  11. 21. a region of a maximum amplitude situated between adjacent nodes in a vibrating body
  12. 22. the point of time during the wave
  13. 23. a logical conclusion
  14. 24. wave a wave with a continuous pattern which determines its wavelength and frequency
  15. 27. time it takes to finish one motion
  16. 30. a form of energy that is thrown back from a nonabsorbent surface
  17. 33. the way the wave travels
  18. 34. angle measured from the reflected ray to the surface normal
  19. 35. a periodic motion that repeats itself in a regular cycle
  20. 36. the lowest point below the rest of the wave
  21. 38. the matter that a wave travels through
  22. 39. the spreading of waves around obstacles
  23. 40. non-periodic waveform that typically has one major crest