a) Why are sound waves called mechanical waves?
b) How will you differentiate high pitch sound to low pitch sound using graph?
URGENT!!!
Answers
Answered by
7
a)This is because Sound waves cannot propagate in vacuum..
b) the one whose wavelength appears to be the least will have the highest pitch..
Yasmin:
Graph?
I've written... Number b) "the one whose wavelength .... "
I need the picture of the graph
The graph that seems to be the most CONGESTED...
Ok
Answered by
2
It is so because they need a material medium to travel.
The lesser wavelength would be of a high pitched sound
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