The reason that buoyant force acts upward on a submerged object is that
A) if it acted downward, nothing would float.
B) the weight of fluid displaced reacts with an upward force.
C) upward pressure against the bottom is greater than downward pressure against the top of the submerged object.
D) it acts in a direction to oppose gravity.

Question

Quizplus · Accepted Answer

The buoyant force acts upward because the pressure exerted by the fluid on the bottom of the submerged object is greater than the pressure on the top, creating a net upward force.

The Reason That Buoyant Force Acts Upward on a Submerged