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Sound Energy
| Term | Definition |
|---|---|
| sound energy | energy that comes from vibrating particles and travels in waves |
| vibration | a shaking, back and forth movement |
| decibel | unit used to measure how loud a sound is |
| medium | any matter that waves travel through |
| pitch | how high or low a sound is |
| frequency | the number of times an object vibrates per second |
| volume | how loud or soft a sound is |
| amplitude | the height of a sound wave, which determines its volume |
| absorption | the transfer of energy when a wave disappears into a soft surface |
| sound wave | something that carries sound vibrations from place to place |