# Homework Help: Sound problem

1. Dec 1, 2005

2. Dec 1, 2005

### Galileo

Use the relation between wavelength, frequency and velocity to find the wavelength: $v=\lambda f$.
It's very easy to remember this formula, since f=1/T with T the period. The wave will travel 1 wavelength in 1 period, so v=wavelength/period.