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.
Certified Nursing Assistant salary in USA. A CNA salary usually on average is about $36,000 in the USA yearly. The average salary per hour for high paying worker is about $15.01 as per the statistics provided by U.S. Department of Labor Occupational Employment. These professionals serve at the front position of resident patient care.