This successful text was the first to address the latest teaching and learning trends as suggested by the Introductory University Physics Project (IUPP) guidelines. PRINCIPLES OF PHYSICS features a concise approach to traditional topics, an early introduction to modern physics, integration of physics education research pedagogies, as well as the integration of contemporary topics throughout the text. This revision of PRINCIPLES OF PHYSICS also contains text/media integration unlike no other through the PhysicsNow online assessment, tutorial, and course management system.