==Key Stage 4=====Meaning===#Redirect [[TransmissionTransmit]] is the movement of a [[wave]] through a [[medium]] or from one [[medium]] into another. ===About Transmission===: When a [[wave]] is '''transmitted''' through a consistent [[medium]] it will travel in a straight line.: When a [[wave]] is '''transmitted''' through an [[interface]] the [[wave]] will be [[refracted]]. The degree of [[refraction]] of the [[wave]] depends upon the [[Angle of Incidence|angle of incidence]] that the [[wave]] strikes the [[interface]].