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Sound 20 hz 20 - PowerPoint PPT Presentation

Wave

Wave. Transfers Energy Without Transferring Matter. Wave. A wave can be described as a disturbance that travels through a medium from one location to another location. There are three types of waves:. Mechanical waves require a material medium to travel (air, water, ropes).

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Sound

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Sound 20 hz 20 - PowerPoint PPT Presentation

Wave

Sound