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===Meaning===
To [[transmit]] is to send [[energy]] or [[information]] from one place to another.
==Key Stage 4==
===Meaning===
[[Transmission]] 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]].