Which of these is real?
The amazing XO laptop is designed for the half-billion kids in the world who have no electricity and it can run very well on solar energy, batteries, electricity or even pedal power!
You can make fuel out of:
These "biofuels" can all be used to create energy and provide great alternatives to using fossil fuels.
Most of the electricity made in the U.S. comes from:
We burn tons of coal — a non-renewable resource that takes MILLIONS of years to make — to create electricity. And burning it creates huge amounts of carbon dioxide that making global warming even warmer.
People can generate power by:
It's true — two researchers created a stool that captured the energy of someone sitting down to power LED lights!
Scientists have some crazy ideas about cooling the earth.
Which of these IS NOT real?
Scientists are doing just about everything but turning the power off in schools!
The renewable energy source we use most for electricity is:
Water has been used as a power source for thousands of years. Hydropower rocks because it doesn't pollute and it's super-cheap!
Which of these energy sources will never run out?
Heat is created continuously deep in the center of the Earth and can be used for geothermal energy.
Which of these vehicles has actually been made?
They all exist, but the foot-powered car is the greenest, using human power instead of electricity or gas.
Which watery thing can NOT give us power?
Oceans and rivers are constantly moving, creating hydropower. The pool only moves when someone does a cannonball!
Which of these facts about nuclear power plants is NOT true?
Good thing: nuclear power plants don't produce carbon dioxide. Bad: they produce dangerous radioactive waste.
Just how green are you? Count up the number of answers you got right and check the greenometer below: