Assertion: sound wave's wavelength | /r/HasProperty | 4 times the length
Facets:
Source sentences:
text: So the fundamental looks like that, now that's only a quarter wavelength, so that means that the wavelength for an open closed standing wave will be 4 times the length twice as big.
text: There is one-fourth of a wavelength present within the length of the tube; thus, the wavelength is four times the length.