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The language of physics is mathematics. In order to study physics seriously, one needs to learn mathematics that took generations of brilliant people centuries to work out. Algebra, for example, was cutting-edge mathematics when it was being developed in Baghdad in the 9th century. But today it's just the first step along the journey.
Physical Science. Physical science classes most often focus on chemistry and physics though they will also sometimes include components of earth science. This is generally a survey class in which students study the physical sciences in a broader sense before focusing on particular sciences in later grades.