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 Much Do CNAs Make? The average annual certified nursing assistant or CNA salary is $26,020. Individuals who fall in the lowest 10% of all certified nursing assistants are expected to earn less than $18,600 each year whereas those with more experience, in the top 10% pay bracket, can expect $35,780 or more.ringing in only an average salary of $26,020, CNAs earn less than pharmacy technicians ($30,840), licensed practical nurses ($42,910), and registered nurses ($68,910). However, they make more than veterinary assistant ($25,110) and physical therapy aide ($25,990).