this is the distance from the peak to a peak of a successive wave.; this the bottom, or lowest point, of a wave.; this is the material in which a mechanical wave travels; this is the constructive or destructive overlap of waves.; a rhythmic disturbance that carries energy through matter or space.; the point where a sound or other wave originates.; the complete range of light waves organized by wavelength/frequency.; this is the peak, or highest point, of a wave.