id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-11163		cet-11163		6	.pdf	application/pdf	3736	178	50	Solar energy is the radiant light and heat from the sun that is harnessed using a range of ever-changing technologies such as solar photovoltaics, solar thermal energy, and concentrating solar power (CSP). Solar thermal energy uses the sun's energy to heat up a fluid to a higher temperature, then the heated fluid moves and heats water creating steam.	cache/cet-11163.pdf	txt/cet-11163.txt