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12 questions from this quiz
Sound travels to wall and back
speed=distancetime\text{speed} = \frac{\text{distance}}{\text{time}}speed=timedistance
Two microphones and oscilloscope
wave speed=frequency×wavelength\text{wave speed} = \text{frequency} \times \text{wavelength}wave speed=frequency×wavelength
Makes moving waves appear stationary
320 m/s
350 m/s
Distance between two wave peaks
Eliminates human reaction time errors
Vibrating paddle
Get better, more reliable results
Move microphones until waves are one wavelength apart
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