Which of the following is NOT one six essential elements of geography

Find the coordinates of a if b(-9,-10) is the midpoint of ac and c has the coordinates of (-1,9)

In which direction does the moving force of air flow? a-from warm temperatures to cold temperatures b-to areas of high pressure to areas of low pressure c-east to west d-from high elevations to low elevations

Ineed , i need to create a power point in life science here is a picture explaining a little what the topic is about, me with some information for my slides : (