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