Chemistry - Science Articles. Period 8. October 12

Article 1 - PINT-SIZE POWERHOUSES (page 4 in blue Science World magazine, March 15-April 5 2010)

Summary: This article was about how scientists are tapping into the suns energy and creating a photo voltaic cells that turn sunlight into limitless energy. These cells are as efficient as roof-top solor panels, but can do more and it is cheaper by using these kinds of cells. The cells are very flexible, so they can be attached to backpacks and can also be used to recharge things like cell phones or surround buildings which produces elictricty. Their goal is to reduce the cost of the solar power.


Article 2 - Wolves in Decline ( page 6, green magazine, April 19, 2010 )

Summary: This article was about how Gray wolves once were on the endangered list and then they got delisted. They started off in the United States, then they got put on the endangerment species list. The Wolves were then put in the Yellow Stone National Park in 1995. The wolf population then grew larger enough for them to be taken off the list. They are now back to normal, and living well because there are enough supplies and food to keep them around and alive.

Article 3 - Hairy Hearing (page 22, green magazine, april 19, 2010)

Summary: This article was DISCUSTING! It was about a man naamed Radhakant Bajpai that has hair so long coming out of his ears that he has to comb it. He has set a Guinness Worl Record for having the longest ear hair of any human being. It said as people age, especially men ear hair becomes longer and thicker. His especially does!

Article 4 - Shrinking Sheep ( page 7, black magazine, October 26, 2009 )

Summary: This article was about Soay Sheep on the Island of St. Kilda, north of Scotland. They've reported that over the past few years the sheep are SHRINKING, they have gotten alot smaller and scientsts think its because of the climate change. The weather has becoming alot warmer in recent decades probably because of increased amounts of gases. Overall the sheep have shrinked about 5% in the past 20 years.