Waves Revision

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647
Across
  1. 1. (abbr) Repeated motion about an equilibrium position where acceleration is proportional to displacement and opposite in direction
  2. 4. Region in a longitudinal wave where particles are further apart
  3. 7. A wave with parallel wavefronts and rays
  4. 8. The reduction in amplitude and intensity of a wave as it travels through a medium
  5. 13. The change in direction of a wave as it passes from one medium to another
  6. 14. The maximum displacement from the equilibrium position in a wave or oscillation
  7. 15. A wave with oscillations parallel to the direction of energy transfer
  8. 17. A type of interference when two waves meet in phase, their amplitudes add and produce a larger resultant wave
  9. 20. The effect that results in change in observed frequency or wavelength of a wave due to relative motion between source and observer
  10. 22. (force) The force that brings an oscillating object back toward its equilibrium position
  11. 23. (wave) A wave pattern with stationary nodes and antinodes, resulting from the interference of two waves
  12. 28. The number of cycles or oscillations per second, measured in hertz
  13. 31. The power transmitted by a wave per unit area, indicating its strength
  14. 33. A point of zero displacement in a standing wave
  15. 34. (potential energy) Energy stored due to the position of an object in a gravitational field
  16. 35. Point of maximum displacement in a standing wave, where constructive interference occurs
  17. 37. The unit for frequency, one cycle per second
  18. 39. The distance between two successive points in phase on a wave
  19. 41. (energy) Energy stored by virtue of position or arrangement
  20. 43. The distance and direction from the equilibrium position at any instant
  21. 44. Any motion that repeats itself after equal time intervals
  22. 45. The spreading of waves around the edge of an obstacle or through an opening
  23. 47. The phenomenon where two waves overlap and combine to form a new wave pattern
Down
  1. 1. The process where two or more waves overlap and combine to produce a resultant wave
  2. 2. A single disturbance traveling through a medium
  3. 3. An overtone having a frequency that is an integer multiple of the fundamental frequency
  4. 5. Waves consisting of oscillating electric and magnetic fields that do not need a medium
  5. 6. Light or wave consisting of a single wavelength or frequency
  6. 9. The material through which a wave travels
  7. 10. The time taken for one complete cycle or oscillation
  8. 11. An imaginary line indicating the direction of energy transfer in a wave
  9. 12. The speed and direction at which a wave or particle travels
  10. 16. (frequency) The rate at which an object moves through its oscillation, measured in radians per second
  11. 18. The reflection of a sound wave that is heard after the direct sound
  12. 19. (constant) A measure of the stiffness of a spring
  13. 21. Region in a longitudinal wave where particles are closer together
  14. 24. The gradual reduction in amplitude of an oscillation due to energy loss
  15. 25. When a wave bounces off a boundary and returns into the original medium
  16. 26. (ray) The incoming wave that strikes a surface or boundary
  17. 27. (angle) The minimum angle of incidence for which total internal reflection occurs at a boundary
  18. 29. The lowest frequency at which a system naturally oscillates, also called the first harmonic
  19. 30. A measure of the position within a cycle of an oscillation or wave
  20. 32. interference When two waves meet in antiphase and their amplitudes cancel out, reducing or eliminating the resultant wave
  21. 36. The large amplitude response when the frequency of an external force matches the natural frequency of a system
  22. 38. (position) The central position where the net force on an oscillating particle is zero
  23. 40. The interface between two different media where a wave can reflect, refract, or transmit
  24. 42. An imaginary surface joining points on a wave that are in phase
  25. 46. The highest point of a transverse wave