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.
A Certified Nurse Assistant (CNA) in Jacksonville, Florida earns an average wage of $10.93 per hour. People in this job generally don't have more than 20 years' experience. A skill in Intensive Care Unit (ICU) is associated with high pay for this job.