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.
1 What is the average Staff Nurse - RN - Emergency Room salary for Tennessee?  How much does a Staff Nurse - RN - Emergency Room make in Tennessee? Tennessee Staff Nurse - RN - Emergency Room salaries vary greatly from town to town. See below for Staff Nurse - RN - Emergency Room salaries, bonus and benefits information for 12 cities in the Tennessee area.