Some physics question?

Current solar-panel technology has the efficiency of converting 12% of the solar energy to electricity. Given that on a sunny day in Arizona the average solar radiation energy flux is 1.0 kW/m^2 , and that the area of Arizona is… Continue Reading

Science help please :) 10 points best answer?

1. Sustainable agriculture has which of the following impacts? (Points : 1) aquifers are depleted more quickly farmland becomes overgrazed soil erodes more quickly less cropland is lost 2. Which of the following is an example of something that can… Continue Reading

How could I summerize this paragraph?

With only the most important facts? I just need the general information on geothermal energy. Geothermal power (from the Greek roots geo, meaning earth, and thermos, meaning heat) is power extracted from heat stored in the earth. This geothermal energy… Continue Reading

Electric power is no panacea, may cost more in the end!?

We still need energy to produce the Electricity and burn fossil fuel to do it. We now incure "Brown-outs" during the summer when people run their Air conditioners and overload the grids. What is going to happen to the supply… Continue Reading