PHYS 11B. General Physics: Heat, Light, Sound. PHYS 11A, 11B, 11C sequence is a three semester course in introductory physics requiring elementary calculus. This sequence satisfies the lower division physics requirement for a major in physics, physical science, chemistry, geology, or engineering. Lecture two hours; discussion one hour; laboratory three hours. Prerequisite: MATH 31, PHYS 11A. Graded: Graded Student. Units: 4.0