Everyone’s talking about going green these days, but renewable energy’s nothing new. Solar power is how energy gets into plants, into our bodies and into the machines we wield with our strength. The harnessing of solar power to provide electricity and heat in a controlled way is a major subject of research for the years ahead. How much do you know about one of the oldest, and newest, forms of energy known to man?
Question 1 of 8
Devices that convert sunlight directly into electricity are called ...
Question 2 of 8
Solar power is also used to create electricity through the workings of solar power plants. Which state in the U.S. housed the greatest number of solar power plants, according to data collected in 2006?
Question 3 of 8
Sunlight is composed of which type of energy particle?
Question 4 of 8
In the late 1950s, the U.S. began using photovoltaic cells to power ...
Question 5 of 8
The first civilizations to take solar energy into account in building their structures and planning their cities were the Greeks and the Chinese, who oriented their buildings in which direction, to maximize light and warmth?
Question 6 of 8
In July 2008, researchers at MIT announced that they had devised a less-expensive means of generating solar power using large buildings. The new solar collectors would be ...
Question 7 of 8
Which of the following is currently a hindrance to more widespread use of solar power?
Question 8 of 8