Imagine that a tank is filled with water. the height of the liquid column is 7 meters and the area is 1.5 square meters (m2). what's the force of gravity acting on the column of water?

Energy is the ability to do work which measures what

Aquantity of gas has a volume of 1.5 m3 and an absolute pressure of 95 kpa. when the gas is compressed to a volume of 0.5 m3, what is the new absolute pressure of the gas? (assume that there’s no change in temperature.)

Aballet student who learns with the of his instructor is demonstrating learning.