The net annual primary productivity of a particular wetland ecosystem is found to be 5,000 kcal/m2/yr. If respiration by the aquatic producers is 11,000 kcal/m2/yr, what is the gross annual primary productivity for this ecosystem, in kcal/m2/yr? 5,000 kcal/m2/yr
6,000 kcal/m2/yr
16,000 kcal/m2/yr
22,000 kcal/m2/yr

What does collaboration mean? ? and what is your favorite food? ?

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra 2 math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this and anther one for days and if i get the 2 questions right i pass the class.

In the northern hemisphere what is the direction of the surface wind circulation in a high pressure system