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5.3
what is sound energy?
what is a Mexican wave?
Answer for the previous question
Does vibrating energy have kinetic energy?
What is an echo?
what is the science of sound called?
what is frequency?
what is wavelength?
what is pitch?
what is loudness?
what is loudness measured in?
what unit is used to measure frequency?????????????????
what unit is used to measure wavelength ?
what happens if you listen to music in high volume?
but still when you favorite song comes...
Ooh time to say bye
