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.
In May 2014, the BLS reported that RNs made the highest average salaries working in California ($98,400), Hawaii ($88,230), Massachusetts ($85,770), Alaska ($85,740) and Oregon ($82,940). The lowest-average salary range was reported to be $33,740-$57,830. These lower wages were found in states that included West Virginia, Kansas, Alabama, South Dakota, Tennessee and Arkansas. While California had the highest employment level of all states, South Dakota had the highest job concentration. Salary by Job Title