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.

Which statement describes absolute and apparent brightness? absolute brightness and apparent brightness are identical ways to describe the brightness of a star. absolute brightness and apparent brightness change with the distance from the star to the observer. absolute brightness depends on the distance from the star to the observer, whereas apparent brightness is always the same. absolute brightness is the actual amount of light produced by the star, whereas apparent brightness changes with distance from the observer.

Doing a science fair project should i do cafeteria waste or solar power

This is science by the way which of the following is an example of an environmental pressure a. the air pressure in the atmosphere b. a lake that is gradually running out of water c. a fight between two members of the same species d. breeding between two members of the same species