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Day 5 5-13-11 Topic: Waves and Sound
Objective: I will describe the reflection of waves Science starter: In what medium does sound travel the fastest?
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The Wave Model Medium of a mechanical wave is the substance through or along which the wave moves A wave passing creates a disturbance of the particles of the medium (pulse) Once created the disturbance travels at the wave speed. Waves transfer energy but the medium does not move!
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Other waves Water waves have characteristics of both transverse and longitudinal waves (surface waves). Surface waves are two dimensional waves
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Fixed-end vs. Free-end reflection
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When Two Traveling Waves Meet
Two Traveling Waves Meet – constructive interference Two traveling waves meet – destructive interference
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