WebSound and light One major difference between light and sound energy is that light can travel through space (a vacuum) but sound cannot. Light also travels much faster than sound. It is nearly a million times faster. Light travels at 300 million metres per second (o r 300 000 km/s) and sound travels at about 330 metres per second. WebReflection - Light waves - KS3 Physics Revision - BBC Bitesize Learn about the properties of light waves and how they can be reflected, refracted and dispersed with BBC Bitesize KS3 Science. BBC iPlayer 39kfollowers More information A ray diagram showing angle of incidence and angle of reflection.
Light Ray Diagram
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KS3 revision booklet Physics
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