Scientists classify air masses according to their general  characteristics and latitude. Artic air masses form at around 60  degrees latitude, Polar masses are at around 40 â¦degrees latitude,  warm tropical air masses are at 15 degrees latitude and very hot  air masses form near the equator.
Average Registered Nurse Salaries. The average salary for registered nurse jobs in Memphis, TN is $45,000. Average registered nurse salaries can vary greatly due to company, location, industry, experience and benefits. This salary was calculated using the average salary for all jobs with the term registered nurse anywhere in the job listing.
Registered Nurses in Nashville, Tenn. see a median salary of $62K after reaching one to two decades on the job. Individuals who have achieved more than 20 years of experience don't seem to earn much more than people who have 10 to 20 years under their belts; the more senior group reports an average income of $66K.