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1
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speed of sound in air depends on this
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4
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the fact or phenomenon of light, radio waves, etc., being bent in passing obliquely through the interface between one medium and another or through a medium of varying density.
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5
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a membrane forming part of the organ of hearing, which vibrates in response to sound waves
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6
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is the change in frequency of a wave depending on one's distance from its source
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8
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type of wave with the longest wavelength in the EM spectrum
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9
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is a term often used to refer to an unwanted sound
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10
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organ responsible for perception of light
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11
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the process by which a beam of light or other system of waves is spread out as it passes through an obstacle
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12
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is a region where light from a light source is obstructed by an opaque object
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13
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the quality of an object or substance with respect to light reflected by the object
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14
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is the persistence of sound after a sound is produced
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15
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type of radiation with the shortest wavelength in the EM spectrum
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