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 does State of North Carolina (NC) pay? State of North Carolina (NC) pays its employees an average of $51,169 a year. Salaries at State of North Carolina (NC) range from an average of $31,414 to $85,850 a year. State of North Carolina (NC) employees with the job title Information Technology (IT) Director make the most with an average annual salary of $121,383, while employees with the title Vocational Evaluator make the least with an average annual salary of $25,041.