We can calculate the wavelength of sound waves that we can hear using the formula wavelength = velocity / frequency. In air sound travels at about 340 meters per second (the precise value depends on temperature, humidity, and pressure).
The average salary for certified nursing assistant jobs in Raleigh, NC is $37,000. Average certified nursing assistant salaries can vary greatly due to company, location, industry, experience and benefits.
Average salaries in North Carolina are bellow U.S. Average. For example average salary in North Carolina for Experienced Software Developer is around $85,000. Administrative Assistant earn around $32,000 on average per year. Registered Nurse receive around $50,000 on average.