## Conceptual Physics (12th Edition)

a. The wave speed is frequency multiplied by wavelength. $$v = f \lambda$$ Solve for the wavelength. Wavelength = speed/frequency =$\frac{v}{f} = \frac{340 m/s}{340 Hz} = 1 m$. b. Wavelength = speed/frequency =$\frac{v}{f} = \frac{340 m/s}{34000 Hz} = 1 cm$.