Description:CK-12 Physical Science for High School FlexBook® covers concepts in CHEMISTRY with topics in: (1) scientific inquiry, (2) structure & properties of matter, (3) chemical reactions, (4) energy, and (5) atomic structure; and PHYSICS with topics in: (1) scientific inquiry, (2) forces and motion, (3) mechanics of energy as waves, (4) conservation and transformation of energy, (5) electricity, and (6) nuclear reactions.