When two waves are in superposition, how do you determine the resulting amplitude of the medium?

The amlitude is doubled when two waves superpose

Ifound this on google “the middle ear contains three tiny bones known as the ossicles: malleus, incus, and stapes. the ossicles were given their latin names for their distinctive shapes; they are also referred to as the hammer, anvil, and stirrup, respectively.” i hope this you for what your looking for