PHYSICS

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Across
  1. 2. highpitch=
  2. 4. The number of waves that pass a single position in one second
  3. 7. a wave of compression and rarefaction, by which sound is propagated in an elastic medium such as air.
  4. 8. The speed of sound waves in air
  5. 9. greater frequency=
  6. 10. louder sound=
  7. 12. other name if faint sound.
  8. 14. greater amplitude=
  9. 15. Frequency is measured in...
Down
  1. 1. ...can be measured by counting the number of crests.
  2. 3. other name of hoarse sound.
  3. 5. the distance from the centre line (or the still position) to the top of a crest or to the bottom of a trough .
  4. 6. display and analyze the waveform of electronic signals.
  5. 11. the amplitude of the sound wave determines...
  6. 13. formula frequency