Visible Light and Color Filters | GCSE Physics
Visible light is a range of wavelengths that humans can see, spanning from red to violet.
What color is produced when white light passes through a cyan filter?
What is Visible Light and Color Filters | GCSE Physics?
"The range of electromagnetic radiation that can be detected by the human eye."
Which color of light has the longest wavelength?
A red filter ____ red light and ____ other colors.
If you shine green light on a blue object, what color will it appear?
Color and Reflection
White light is composed of all the colors of the spectrum.
Opaque objects reflect certain wavelengths and absorb others.
Color filters work by absorbing certain wavelengths and transmitting others.
Specular reflection is from a smooth surface; diffuse reflection is from rough surfaces.
Memory Aid: A blue object looks blue because it REFLECTS blue light and absorbs all other colors.
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