Aswimming pool has the shape of a right circular cylinder with radius 21 feet and height 10 feet. suppose that the pool is full of water weighing 62.5 pounds per cubic foot. the work w required to pump all the water to the top of the pool is given by w = 4329507.37572 correct: your answer is correct. foot-pounds. the work w required to pump all the water to a platform 2 feet above the top of the pool is given by w = foot-pounds.

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net

Use the information presented in the graph to answer the questions. which segments show acceleration? which segment indicates that the object is slowing down? what is the velocity of segment b? what is the acceleration of segment b?

Because air contracts as it cools, the air pressure inside a freezer is typically lower than on the outside. why do ice cubes inside a freezer tend to shrink over time? a. the ice dissolves oxygen from the air, forming a denser crystalline matrix.b. the ice reacts chemically with carbon dioxide in the air, forming gaseous carbon compounds.c. the ice melts, and then the liquid freezes as ice crystals on the bottom of the freezer.d. the ice sublimes, and then the water vapor deposits as ice crystals on the sides of the freezer.