A large section of the lower troposphere with uniform temperature and humidity is called . A. a hurricane

B. a hemisphere

C. a pressure gradient

D. an air mass

What was photo 51 with rosalind franklin?

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes

True or false multiple lane changes must be done individually going through the same procedures for each lane change