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.
Nationally, salaries range from a low of $43,400 to a high of $92,200 for nurse with advanced specializations.In Arkansas, salaries typically range from $36, 200 to $74,300 with a median of $51,500, but due to the nursing shortages, there have been increases in wages in the past few years.Average salaries for the three largest cities are listed below: Hot Springs, Arkansas RN salary-$59,000.ationally, salaries range from a low of $43,400 to a high of $92,200 for nurse with advanced specializations.