Sound
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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Check
Across:
1.
Medical instrument used by the doctors for listening to heartbeats
3.
It is the region of low pressure in longitudinal wave
5.
It is used break kidney stones into fine grains
Down:
2.
The unit of frequency
4.
The loudness of the sound depends on this
OK