The term air mass means a. air pressure b. a large section of air c. the weight of the atmosphere d. wind blowing due to a difference in pressure

Alaina wants to decide whether her current cell phone plan is better than a package that another company offers. to compare the two plans, she plotted two lines on a graph, where y represented the total cost of one month’s service and x represented the megabytes of data that she used in a month. which part of the graph will represent the cost per megabyte of data used in each plan?

Fertility and mortality rates are higher in more developed nations.

What does the map above tell us about the endemity of typhoid fever