Memory Waves BreakoutVersión en línea Review waves vocabulary por Kimberly Scott retina a repeated back and forth or up and down motion R material through which a wave travels R the light sensitive inner surface on the back of the eye, containing light sensitive cells E waves that require a medium through which to travel S mechanical wave clear tissue that covers the front of the eye and refracts light the lens E electromagnetic wave vibration longitudinal wave a wave in which the particles of the medium vibrate parallel to the direction of wave motion N a form of energy that can move through the vacuum of space and travels in a transverse wave A medium cornea repeated disturbance or vibration that transfers or moves energy from place to place T wave the nerve that carries messages from the retina to the brain for interpretation S transverse wave optic nerve wave in which the vibration is at right angles to the direction in which the wave is traveling V