Tyndall effect is the term used to describe the projected light beam that may be seen in movie theaters.
The dispersion of light occurs in a colloidal solution. Tyndall effects are used to describe such a situation.
Visible light is separated into its several colors by a process known as dispersion. Each hue is associated with a particular wave frequency, and different wave frequencies will bend light waves in different ways when they pass through prisms, as was explained in the Light and Color unit.
Dispersion is the term for the process whereby visible light separates into its individual colors. The alteration in light beam speed is what causes dispersion of light.
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