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12 Cards in this Set
- Front
- Back
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Sound travels at |
340.29 m / s |
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Sound is similar to light in that it |
travels in waves, can be reflected, refracted and focused |
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Unlike light sound must have______ to travel |
a medium, such as air |
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Oscillation describes the way sounds travels in |
peaks and troughs - vibrations |
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Decibels |
are the unit in which measures the intensity of sound |
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The ear is divided into |
3 parts - outer/middle/inner |
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The outer ear is made up of the |
Pinna and the ear canal |
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The middle ear consists of the |
Eardrum, anvil and stirrup |
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The inner ear consists of the |
Cochlea and the auditory nerve |
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The pinna and the ear canal |
funnel sound to the eardrum |
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The inner ear is also associated with |
balance |
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Would sound travel faster with objects around you or no objects around you? (Remember that sounds bounce of objects) |
With out any objcts around You because with it keeps bouncing off. |
