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TOPIC:  1 WAVES A wave: Is a periodic mechanism which transfers energy from one form to another of energy. Or Is a disturbance that travels through a medium from one location to another location   A pulse : Is a single disturbance moving through a medium from one location to another location.   Practically: Wave: Is the progressive disturbance propagated from a point in a medium on space without the movement of the medium   A medium: Is a substance or material that carries the wave from the source to other location For example: the news media refers to the various institutions (newspaper offices, television stations, radio stations, etc.) within our society that carry the news from one location to another. The news moves through the media.   Qn: Is the wave medium also the waves explain: Answer The wave medium is not the wave and it doesn't make the wave; it only carries or transports the wave from its source to other locations. ...