How did the hand force required to hold a ball down compare between 4 inches submerged and submerged halfway to the bottom

More solar radiation is absorbed by earth’s surface than by

The mantle is made up of which structural zones?

Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel