The net force will not move the object up or down.
So the net force on the baseball is always down (toward the center of the Earth).
Net Force didn't need another pair of eyes looking over their shoulder.
The net force on the person at the middle of the plate is then zero.
There is thus no net force directed towards the Earth.
The ball travels in the air, and there is no net force upon it.
This can cause a net force on the object in the direction normal to the side with lower local pressure.
Net Force knows who you are and what you did.
Now he could really give Net Force some thing to think about.
The situation is one of zero net force and no acceleration.