Light and Optics Review

• The speed of light

• The Boltzman constant

• The universal gravitational constant

• Coulomb's constant

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The units of frequency are...

• meters

• meters per second

• seconds

• hertz

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The units of wavelength are...

• meters

• meters per second

• seconds

• hertz

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The symbol for wavelength is...

• beta (β)

• lambda (λ)

• theta (θ)

• phi (φ)

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Which formula should you use when trying to find the wavelength of light with a frequency of 600 THz?

• n₁sinθ_i = n₂sinθ_r

• c = λf

• θ_i = θ_r

• 1/d_o + 1/d_i = 1/f

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Identify the electromagnetic waves.

• gamma rays

• sound waves

• infrared light

• ocean waves

• radio waves

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Which light waves have the longest wavelength?

• red light

• ultraviolet light

• radio waves

• gamma rays

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Which light waves have the highest frequency?

• gamma rays

• radio waves

• ultraviolet light

• red light

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According to Snell's law, light ____ as it passes from air to glass.

• refracts

• reflects

Snow reflects most of the light that is incident upon it, but you can't see an image of your face reflected in the snow. This is an example of ______ reflection.

• specular

• diffuse

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