GCSE Physics

Laser Light

radio | micro | IR | visible | UV | X | gamma

Laser beams are very special, as the light is of a single wavelength, and it is extremely bright.

In the pictures below, a beam is shone on a screen. In the one on the right, a spray shows the path of the beam:

laser laser with beam shown up by aerosol!

Light, and all electro-magnetic waves, travel in a straight line.

Related Topics: Refraction | Reflection

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