Questioning the Universe: concepts in physics

UNITS AND POWERS OF TEN PHYSICS AND ITS METHODOLOGY What Is Physics? Methodology The First Scientist Why Do You Believe? Back to the Questions How Do We Answer theQuestions? The Need to BeQuantitative Theories Models AestheticJudgments MOTION Relating the Variables of Motion Graphs of One-Dimensional Motion Constant Speed Constant Acceleration Two-Dimensional Motion FORCES The Fundamental Forces A Specific Force Law: Newtonian Gravity Weight How Does Force Affect Motion? Newton's SecondLaw Newton, the Apple, and the Moon Combining Two Laws The Mass of the Earth Newton's Firs