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Term | Definition |
---|---|
Echo | A reflected Sound wave. |
Elasticity | The ability of a material to bounce back after being disturbed. |
Density | How much matter, mass, there is in a given amount of space,or volume. |
Loudness | Describes your perception of the energy of a sound. |
Intensity | The amount of energy a sound wave carries per second through a unit area is its intensity. |
Decible | The loudness of different sounds is compared using a unit called the decibel. |
Pitch | A description of how high or low the sound seems to a person. |
UltraSound | Sound waves above normal human hearing ranges. |
Infrasound | Sound with frequencies below the human hearing range. |
Larynx | Your "Voice Box". |
Doppler Effect | The Change of frequency of a wave as its source moves in relation to an observer. |
Music | A set of notes that combine to make a pleasing noise. |
Fundamental Tone | The lowest natural frequency of an object. |
Overtone | Tones that are 2-3 times higher than the fundamental tone. |
acoustics | The study of how sounds interact with each other and the environment. |
Reverberation | When echoes of a sound are heard and keep bouncing back and fourth. |
Ear Canal | The collector of sounds and directs them to a narrow region. |
Ear Drum | Small Tightly stretched, drumlike membrane. |
Cochlea | Fluid filled cavity shaped like a snail shell. |
Echolocation | The use of reflected sound to locate objects. |
Sonar | Used to find reflected sound waves in water. |
Sonogram | Uses reflected ultrasound waves to diagnose and treat many illnesses. |