A tuning fork that sounds a concert A, for example, vibrates 440 times per second and generates a sound wave by inducing corresponding vibrations in the adjacent molecules of air.
(A tuning fork; sounds; a concert A) (A tuning fork that sounds a concert A; vibrates; 440 times per second) (A tuning fork that sounds a concert A; generates; a sound wave)
A tuning fork A tuning fork that sounds a concert A A tuning fork that sounds a concert A
sounds vibrates generates
a concert A
440 times per second
a sound wave