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.
How to Become a CNA Training Instructor. Most instructors have at least two years of experience under their belt before they attempt to become CNA instructors. Salaryexpert.com states the annual average salary of a CNA training instructor is somewhere between $42,800 and $69,000.â¦ Read More.Cna Instructor Jobs In Fayetteville, NC (Hiring â¦.ost instructors have at least two years of experience under their belt before they attempt to become CNA instructors. Salaryexpert.com states the annual average salary of a CNA training instructor is somewhere between $42,800 and $69,000. â¦ Read More. Cna Instructor Jobs In Fayetteville, NC (Hiring â¦.