Most of the energy we use originally came from:
Find the answer first or look at the Quick Answer List.
More Questions#2
You can convert physical units of energy, such as barrels, tons of coal, and cubic feet of natural gas, into Btu, thus producing a practical way in which to compare different fuels. One Btu is approximately equal to the energy released in the burning of a wood match.
More but here are even More Fun Facts#3
The U.S. consumes lots of energy. Which fuel provides the most energy?
a) petroleum
b) coal
c) natural gas
d) solar
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More Questions#4
#5
Particles Matter - Find about Physics at High Energy
#6
What is the Connection between Energy, Garbage, and Recycling? 
Let's see why recycling makes sense.
More#7
#8
The wackier the design, the better the chances of winning.
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#9
#10
Ever wonder what oil looks like underground, down deep, hundreds or thousands of feet below the surface, buried under millions of tons of rock and dirt?
If you could look down an oil well and see oil where Nature created it, you might be surprised. You wouldn't see a big underground lake or sponge-like form, as a lot of people think.
Oil doesn't exist in deep, black pools. In fact, an underground oil formation - called an "oil reservoir" - looks very much like any other rock formation. It looks a lot like...well, rock. And it wasn't pushed there by glaciers.
And More
And even More
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#12
The puzzle: what is the nature of the dark energy that fills the universe?
To solve it, Berkeley Lab physicists, astronomers, and engineers, working with colleagues from the University of California at Berkeley and other institutions, propose to launch a satellite named SNAP - the SuperNova/Acceleration Probe.
#13
#14
Hydrogen and fuel cell technologies are complex. But the basic concepts and principles can be presented in different ways to engage students of all ages in the vision of a hydrogen economy and inspire the next generation of engineers and scientists.
Date last updated: August 9, 2005