Learn about the electromagnetic spectrum, the order of the waves, their uses and dangers with this guide for KS3 physics students aged 11-14 from BBC Bitesize.

Light with the longest wavelengths – millimetres, metres or even kilometres across – takes the form of radio waves. On the other side of the spectrum, light with wavelengths slightly shorter ...

A: The Sun emits light in virtually every part of the electromagnetic spectrum, albeit some more than others. The sunlight that we see — aptly named visible light — falls into only a very ...