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2
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the process in which light or another type of wave interacts with a surface and is sent back from the surface
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5
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distance between the highest or lowest point of a wave to the rest position
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7
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a wave for which the action making the wave is back and forth along the direction in which the wave is moving
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8
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the highest part of a wave
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9
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energy that spreads from a source in all directions
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10
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an optical device used to magnify extremely small objects
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11
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the portion of the electromagnetic spectrum with the highest energy, highest frequency, and lowest wave length
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12
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the changing of direction or bending of light or other type of wave when travelling from one medium to another medium having a different density
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13
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electromagnetic waves having wavelengths
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15
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electromagnetic wavelengths having wavelengths from a few cm to several km long
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16
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electromagnetic waves having wavelengths between 0.3 cm and 30 cm
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17
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a Greek philosopher
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19
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the number of repetitive motions, or vibrations, of a wave that occurs in a given amount of time
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