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Sound Waves
Term | Definition |
---|---|
Rarefaction | The back and forth motion moves air particles apart |
Compression | The back and forth motion moves air particles together |
Vibration | Sound waves are created by this |
Longitudinal Waves | Sound waves travel as this type of wave |
Medium | Solids, Liquids and Gasses |
Solid | Sound travels the fastest through this |
Gas | Sound travels the slowest through this |
Elasticity | The ability of the material to bounce back after being disturbed |
Density | How much matter there is in a given amount of space |
Temperature | Degree or intensity of heat present in a substance or object |
Intensity | The amount of energy the wave carries |
Loudness | Describes what you actually hear |
Frequency | The number of vibrations that occur per second |
Pitch | A description of how high or low the sound seems to a person |
Decibel | Loudness is measured in this |