Question 1
Normal sea level pressure has a value of
◦ 1013.2 millibars or 29.92 inches of mercury in a barometer.
◦ 28.50 inches of lead.
◦ 32.01 millibars of mercury.
◦ 500 mb.
Question 2
Ocean currents are produced by
◦ the frictional drag of winds.
◦ the Coriolis force and water density differences.
◦ land-sea breezes.
◦ friction, Coriolis force, and water density differences only.