In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

Q: The lemma named for this person states that if a prime number divides a product, then it divides a   factor of that product. Janos Bolyai and Nikolai Lobachevsky developed a system that was notable  for not following all of this person's rules. A so-called orchard is named for this person because of   his algorithm for finding greatest common divisors. A book he wrote states that if a line segment  intersects two lines, then the lines meet on the side of the segment where the interior angle sum is  less than two right angles, the last of his five postulates. Name this mathematician whose Elements  was a standard text of geometry.

A: Science
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Q: This quantity for an atomic nucleus is determined using Weizscker's [VAHYTS-zek-uhrs] formula. The no hair theorem states black holes are completely characterized by their angular momentum, charge, and this quantity. The oscillation period of a spring equals two pi times the square root of this quantity over the spring constant. The theoretical value of this quantity for gluons is zero. Linear momentum equals this quantity times velocity. For 10 points, name this quantity measured in kilograms.

A: Science
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Q: His scant output for piano includes two nocturnes entitled Separation and Regret, both of which owe a debt to his early teacher, the Irish composer John Field. A trip to Spain inspired him to write two overtures, the Capriccio brillante on the Jota aragonesa and Summer Night in Madrid. Two folk songs from his native land inspired another late work, Kamarinskaya. In another of his works, Vanya and Antonida mourn the death of Ivan Susanin, just as a group of people are celebrating the triumph of the new ruler. FTP, name this composer whose works include Ruslan and Ludmila and A Life for the Tsar.

A:
Fine Arts
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