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14 Cards in this Set
- Front
- Back
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White light can be broken into a color sequence called the __ ___.
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visible spectrum
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A ___ is a rhythmic movement.
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wave
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____ is a back and forth motion that repeatedly follows the same path.
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Ocsillation
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Light is unique. It is not like sound or water waves, it is made up of ___ ___.
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ocillating fields
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An ____ field and a ___ field oscillate to form electromagnetic waves - light.
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electric field
magnetic field |
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Light travels at a speed of _____ miles per second.
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186,000
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_____ ___ is considered the "father of electromagnetic theory".
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James Maxwell
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How fast a waves ocsillates, is called the _____.
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frequency
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The length of one complete cycle of a wave is it's _______.
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wavelength
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Scientists classify waves depending on their ____ range.
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frequency
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One ___ is equal to one wave length per second.
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hertz
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According to Planck's ____ theory, light exists as packets of energy called photons.
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quantum theory
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The energy of a photon depends upon the _____ of the light.
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frequency
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Photons are either __, ___, ___, or _______ depending upon what they come in contact with.
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absorbed, scattered, reflected or transmitted
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