When a flat flounder moves rapidly, touching the level bottom of the ocean, what forces act on it and what is the net vertical force?
A) Lift only, for a net force up.
B) Lift only, for a net force zero.
C) Lift and weight, for a net force of zero.
D) Lift, weight, and normal force for a net force zero.

Question

Quizplus · Accepted Answer

When a flat flounder moves rapidly, touching the level bottom of the ocean, lift, weight, and normal force act on it. The lift force acts upwards, the weight force acts downwards, and the normal force also acts upwards, balancing the weight to result in a net vertical force of zero.

When a Flat Flounder Moves Rapidly, Touching the Level Bottom