Question

a solve the puzzle
2
Across
4 Low fuequency sound
which we cannest hear
Down
4
1. The no. & vibration
Beoduced all second
The sound which doesn't
have a pleasent sensation on
the caus.
3. The unite fueguency.
2 2
3​

Answer 1

Answer:

please make me a brainlist please

Answer 2

Answer:

thanks to understand

:-)

:-)

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