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Apr 2 2009, 12:57 PM EDT (current) ahsscience305 371 words deleted
Mar 22 2009, 3:00 PM EDT ahsscience305 7 words added, 1 word deleted

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March 23-27, 2009What is poliomyletis?March 16-20, 2009What are the three general definitions of acids and bases?answer: Arrhenius, Bronsted-Lowry, and Lewis March 9-13, 2009What is Carolus Linnaeus best known for? March 2-4, 2009What is the unit of intensity for sound?February 23-27, 2009What is the book Silent Spring about?February16-20, 2009Who wrote Silent Spring?February 9-13, 2009Quite a week for birthdays!Who was born when and what did they contribute to science?Match a name to the birth date and accomplishment:Who: When: What:Daniel Bernoulli born February 8, 1700 theory of evolution by natural selectionCharles Darwin born February 9, 1963 first to use a telescope to study the skyThomas Edison born February 11, 1847 did work on surface tension in liquidsGalileo Galilei born February 12, 1809 the first pilot to break the sound barrierBrian Green born February 13, 1923 known for work in fluid mechanicsAgnes Pockels born February 14, 1862 American physicist, popularized string theoryChuck Yeager born February 15, 1564 America's quintessential inventorFebruary 2-6, 2009What element was discovered by Clemens Winkler on 2-6-1886?Its existence had been predicted by Russian chemist Dmitri Mendeleev.(Germanium)January 26-30, 2009What chemical found in cigarettes is a powerful poison, the base of many insecticides?It is colorless, odorless, and turns brown when exposed to air.It is also a highly addictive stimulant that takes only 7 seconds to get to your brain.(Nicotine)January 19-23, 2009What famous scientist is credited with the discovery of how to carbonate beverages?Hint: He met Benjamin Franklin on one of his trips to London and the two men became lifelong friends.Hint: He lived near a brewery in Leeds and its operation intrigued him.Hint: For this discovery he was awarded a medal by the Royal Society in 1773.(Joseph Priestly)January 12-16, 2009What well known 17th century scientist inspired the invention of the pressure cooker?(Robert Boyle)January 5-9, 2009Who said . . . "it is my intent to beget a good understanding between the chymists and the mechanical philosophers who have hitherto been too little acquainted with one another's learning"? (Robert Boyle, The Skeptical Chymist)