X-rays
ultraviolet light
visible light
radio waves
Light houses are places with powerful lights to :
Light travels at the fastest speed in:
Light travels fastest in
Light travels in a straight line (rectilinear propagation of light). This statement does hold if the medium of travel for light is
Light travels slowest in
Light Year is related to
Light yr is a unit of
Lightning heats the surrounding air to
Lightning is caused due to
Lightning is produced when
