The sound frequncies above 20,000 HZ
Answers
Answered by
0
Answer:
what do you mean by that and sorry I couldn't find your answer
Answered by
1
it's ultra sound.
it is a high pitched sound for
human ears.
Similar questions
Math,
4 months ago
English,
4 months ago
Science,
4 months ago
Math,
8 months ago
Social Sciences,
8 months ago
Biology,
11 months ago
Accountancy,
11 months ago