一半
The current minimum requirements for graduation include: four units of communication arts, three units of mathematics, and three units of science, including conceptual physics during grade nine and biology during grade eleven. Three units of social studies courses are required; including one unit of world history, one unit of American history, and one half-unit each of national and state government. Two units of physical education are required, with one unit of ninth grade PE and one-half unit of tenth grade PE. An additional half-unit PE elective is required during the eleventh or twelfth grade. One half-unit of health during the tenth grade year is mandatory. One half-unit of consumer education, finance management, or business law is required during senior year. One unit each of fine arts and practical arts along with six units of other electives bring the total to twenty-four units.