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.
Keep in mind that these figures can vary depending on the location. RNs in East Tennessee, for example, may start at an hourly rate of $18-23, while an RN at a busy New York hospital may start at $26 or more. Certifications and experience also factor into the salary or wages.he average hourly wage of a registered nurse is $33.55. Keep in mind that these are only averages, and that a registered nurse may make more or less than these amounts based on location, experience, and other factors. In addition, the starting salaries for an RN may be much less than the average salary.