This is an outstanding text with a long history that has been updated and given a fresh look, including worked examples pulled out of the text into numbered boxes. The text is now also accompanied by stronger media support with "CPS" eInstruction student response system questions, more extensive online quizzing, and PowerPoint lectures. Aimed at presenting the essentials of physics, chemistry, earth science, and astronomy in a clear, easy-to-understand way, The Physical Universe shows students how science works, how scientists approach problems, and why science constantly evolves in its search for understanding