Chapter 6 - Geometric and Physics Optics
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24 Terms
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Index of refraction
The ________ is the amount by which light slows down in a material.
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Destructive interference
________ is when the troughs of one wave align with the peaks of another.
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dark bands
When light is diffracted through 2 slits, a pattern of light and ________ is created on the screen.
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Diffraction
________ is the property of waves to hear sounds around corners.
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Frequency
________ is the number of wavelengths that pass a given period in 1 second.
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Total internal reflection
________ is when the light ray is directed at or beyond the critical angle.
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C
A point labeled ________ is the center of the sphere and is located a distance of r from the mirror.
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Constructive interference
________ is when the peaks of one wave align with the peaks of another.
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Bright areas
________ are where constructive interference occurred.
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Dark areas
________ are where destructive interference occurred.
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EM waves
________ are transverse.
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Longitudinal waves
________ can not be polarized.
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Principal axis
The________ is an imaginary horizontal axis running through the middle of the mirror.
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Point source model
In the _______, each point on a wave is the starting spot for a new wave.
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Critical angle
The ________ is the angle past which rays cant be transmitted to another material (reflects off of the boundary between materials.
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Amplitude
________ is the distance from a peak to the horizontal axis or from a trough to the horizontal axis.
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Wave
A ______ is an oscillation that transfers energy from one place to another
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Transverse waves
In _______________, particles in the wave move perpendicularly
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Crest
The ______ is the top of the wave
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Trough
The _______ is the bottom of the wave
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Longitudinal waves
In ____________, particles move parallel to the direction of the waves motion
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Principal axis
The __________ is an imaginary horizontal axis running through the middle of the mirror
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Convex lens
The _______________ is a converging lens
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Concave lens
The _______________ is a diverging lens