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