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sound vocabulary
| Question | Answer |
|---|---|
| echo | a reflected sound wave |
| elasticity | the ability of a material to bounce back after being disturbed |
| density | how much matter or mass there is in a given amount of space |
| loudness | describes your perception of the energy of a sound |
| intensity | the amount of energy a sound wave carries |
| decibel | the lodness of different sounds |
| pitch | description of how high or low the sound seems to a person |
| ultarasound | sound wave frequencies above the normal human hearing |
| infrasound | sound waves below the normal human hearing |
| larynx | where vocal cords are located |
| doopler affect | the change in frequency of a wave |
| causes of doopler affect | when a sound source moves the frequency of a wave changes |
| causes of a sonic boom |