The world's largest hydroelectric power plant is 22.5 gigawatt (GW) three Gorges Dam in China. It produces about 90THe of electricity each year. If hydroelectric plant with the same capacity as three Gorges Dam was built in United States, calculate how many houses such a play would be able to provide the electric for in year. Show your work.

Treatment of psychological disorders: a. can offer significant relief b. often makes the problem worse. c.is often unclear d. is rarely .

Afour-cylinder engine is described as having a port-type efi fuel system. in most cases, how many injectors would you expect the engine to have? a. 8 b. 0 c. 1 d. 4

Select the correct answer. what was edwin hubble's contribution to the field of astronomy? a. he discovered variable stars. b. he proved that the heliocentric model accurately described our solar system. c. he found a relationship between the period luminosity and distance of stars. d. he proved that the universe is finite. e. he discovered that the universe was expanding.