You will be given a definition of a task first, then some input of the task.
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.

His 1861 paper On Physical Lines of Force set forth a spinning cell model of electromagnetic induction, and that same year he accidentally showed the worlds first color photograph at a Royal Institution lecture. Other accomplishments include producing a standard for electrical resistance and deducing the particulate nature of Saturns rings. His demon tried to violate the second law of thermodynamics, his distribution is central to statistical mechanics, and his relations equate the second derivatives of thermodynamic potentials. For 10 points, name the Scottish physicist whose equations unified electricity and magnetism.
Output:
Science