instruction:
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.
question:
It exists because of electron degeneracy pressure; as electrons are compressed closer together, more exist per unit volume and must take on higher energy levels as mandated by the Pauli-exclusion principle. A relativistic state equation can be used to calculate it as the radius of a white dwarf decreases with an increase in its mass. Developed shortly before its namesakes theory on black holes, for ten points, name this value of about 1.4 solar masses, the maximum mass of a star which can be supported against gravitational collapse.
answer:
Science


question:
One work of his, the colossal Saint John the Evangelist currently resides in the Duomo of Florence, but from its creation until 1588, it occupied a place in the faade of the Baptistery, a building which this artist's mentor, Lorenzo Ghiberti, had designed. Following his work on Saint John, he worked on a statue of St. Mark for the Orsanmichele church, where he would also create a statue of Saint George several years later. While working on the sculpture Habbakuk, or Zuccone, he is alleged to have repeatedly muttered "Speak, Damn you, Speak" at the marble he was working with. For ten points, identify this 15th-century artist and sculptor of the Equestrian Monument of Gattamelata and the Bronze David.  
answer:
Fine Arts


question:
This god is similar to a Mayan deity of kingship known as God K. This god is called Tepeyollotl when he takes the form of the animal associated with him. The stars of the Great Bear constellation are the footprints left by this god as he tried to approach the polar star. In a ceremony dedicated to this deity, a young man would be treated like a god for one year and then sacrificed. During the creation of the world, this god ripped off the jaw of the monster Cipactli, whose body became the Earth, but not before that monster bit off his foot. This creator of the first dogs is married to Xilonen, the goddess of corn, and this god was depicted with black and orange stripes. He ruled the world of the first sun, but was overthrown and turned into a Jaguar. He is the god of the North and of obsidian and is sometimes nicknamed for the object in his chest. For ten points, name this Lord of the Smoking Mirror, the evil brother of Quetzalcoatl.
answer:

Social Science