<Tr> <Td> <Dl> <Dt> Standing waves </Dt> </Dl> </Td> </Tr> <Dl> <Dt> Standing waves </Dt> </Dl> <Tr> <Td> <Ul> <Li> <P> Standing wave in stationary medium . The red dots represent the wave nodes . </P> </Li> <Li> <P> A standing wave (black) depicted as the sum of two propagating waves traveling in opposite directions (red and blue). </P> </Li> </Ul> </Td> </Tr> <Ul> <Li> <P> Standing wave in stationary medium . The red dots represent the wave nodes . </P> </Li> <Li> <P> A standing wave (black) depicted as the sum of two propagating waves traveling in opposite directions (red and blue). </P> </Li> </Ul>

Points on a standing wave that never move