Which is the force that initiates air flow?
A)Coriolis force.
B)Pressure gradient force.
C)Friction force.
D)Centrifugal force.

Question

Quizplus · Accepted Answer

The pressure gradient force is the force that initiates air flow. It is the force that exists between two points in the atmosphere where the pressure is different. Air wants to flow from high pressure to low pressure, and this pressure gradient force is what starts that motion.

Which Is the Force That Initiates Air Flow