A tank, in the shape of an inverted cone with a radius of 4 meters at the top and a height of 12 meters, is full of water. What expression represents the amount of work (in Joules) required to pump all of the water out through a 0.5 meter tall vertical spout at the top of the tank?

Rank the torques on the five doors shown in the figure above from least to greatest. note that the magnitude of all the forces is the same

Identify the arrows that show the correct direction of heat transfer. 66°f 112°f 98°f

The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.