The Ultimate L6 Physics Crossword

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Across
  1. 2. Force x perpendicular distance to the pivot
  2. 7. The spreading of a wave when it passes through a gap or around a corner
  3. 8. This constant is the gradient of an energy frequency graph for an EM wave
  4. 9. A force which opposes motion
  5. 10. When a photon of UV light is incident on a metal an electron is released
  6. 11. This pattern is produced due to electrons moving between energy levels in atoms
  7. 15. The difference in distance travelled by two waves to reach the same point
  8. 17. A transverse wave with vibrations in only one plane
  9. 18. A wave with displacement of particles perpendicular to the direction of motion
  10. 21. The phenomena observed when two waves which are in phase meet
  11. 24. This type of wave is formed when a wave reflects off of a surface and interferes with itself
  12. 25. This is the minimum energy required to liberate an electron from a metal
  13. 26. A region of constructive interference on a standing wave
  14. 27. A wave with displacement of particles parallel to the direction of motion
Down
  1. 1. The distance from the midpoint of a wave to the trough
  2. 3. The sum of two or more vectors
  3. 4. This type of wave is transverse and travels at the speed of light
  4. 5. The vector sum of the amplitude of two waves
  5. 6. For example 5m North
  6. 9. The phenomena observed when two waves which are out of phase meet
  7. 12. A quantum of light energy
  8. 13. The prefix x10^6
  9. 14. The number of waves per second
  10. 16. A quantity with both magnitude and direction
  11. 17. The time for one complete wave
  12. 19. Light of a single wavelength or colour
  13. 20. The bending of a wave when it travels between two different mediums
  14. 22. This is the minimum frequency required to liberate an electron from a metal
  15. 23. A region of destructive interference on a standing wave
  16. 28. The force required to accelerate 1kg by 1m/s2