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: 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: Fascinated in his youth by the sea and ships, he spent two years of his reign traveling throughout Europe learning the techniques of shipbuilding, but upon his return was forced to put down a revolt of the streltsy. Originally joint emperor with his retarded brother Ivan under the regency of his half-sister Sophia, he soon seized power, and later had his son Alexei tortured to death to maintain his rule. His seizure and eventual loss of Azov was his first notable attempt to gain greater maritime access, which was completed with his gain of a section of the Baltic coast, where he founded his new capital, modeled on the Western ideas he forced upon his country. FTP, who was this victor in the Great Northern War who from 1682-1725 ruled Russia

A: History
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Q: The actions of this painting were the subject of Florent Dancort's Les trois cousines. A second incarnation of this painting features an extra figure holding a man in a billowing blue cloak on her lap in the lower right. That version clearly depicts a plumed helmet and shield resting against a gigantic pedestal at right, while two flying creatures chase each other near the center. In both versions, a dog looks expectantly back at a woman in yellow and a man with a walking stick in red, and next to them a man in blue and red helps a woman off the ground. Flying cherubs cavort around a waiting ship that pairs of lovers trot downhill to board in, FTP, what rococo painting by Jean Watteau

A:
Fine Arts
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