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  1. Watch Physics: Amplitude, Period, Frequency and Wavelength of Periodic Waves. This video introduces several concepts of sound; amplitude, period, frequency, and wavelength of periodic waves.

  2. Wave speed formula worksheet Aims In this worksheet you will look at a wave diagram to calculate speed and frequency and show your understanding of how sound travels through air. Questions 1.The diagram shows four wave crests as they move across a ripple tank at a time t = 0.

  3. A student makes the following statements about waves. I In a transverse wave, the particles vibrate parallel to the direction of travel of the wave. II Light waves and water waves are both transverse waves.

  4. The point where » = +A is typically called the \crest" of the wave and the point where » = ¡A is called the \trough" of the wave.2 The distance from crest to crest (or trough to trough) is called the \wavelength," the distance between points on the wave which have the same phase at the same instant of time.

  5. Physics P Worksheet 9-4: Waves 8. Consider a wave generator that produces 10 oscillations per second. The speed of the waves is 300.0 cm/s. a. What is the wavelength of the waves? b. What happens to the wavelength if the frequency of pulses is increased? 9. A wave on a lake passes by two docks that are 40.0 m apart. a.

  6. The wave equation \(\frac{\partial^{2} y(x,t)}{\partial x^{2}} = \frac{1}{v^{2}} \frac{\partial^{2} y(x,t)}{\partial t^{2}}\) works for any wave of the form y(x, t) = f(x ∓ vt). In the previous section, we stated that a cosine function could also be used to model a simple harmonic mechanical wave.

  7. The formula we are going to practice today is the wave speed equation: wave speed=wavelength*frequency. v f. Variables, units, and symbols: Remember: . frequency: number of complete waves passing a point in a given time. f number of cycles. t. If 10 waves pass in 1 second, the frequency is 10 Hz.

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