We don't need a U.S. Supreme Court ruling to know that everyone is governed by the laws of physics, but what are they? How do they affect us? Why do they matter? What did Newton mean when he said, For every action there is an equal and opposite reaction? What is gravity? What is Bernoulli's Principle? Einstein's Theory of Relativity? How do space, time, matter, and energy all interact? How do scientific laws, theories, and hypotheses differ? Physics can often seem difficult or complex, but it's actually beautiful and fun--and it doesn't need to be hard to understand.

Revised for the first time in a decade, the completely updated third edition of The Handy Physics Answer Book makes physics and its impact on us, the world, and the universe entertaining and easy to grasp. It disposes with the dense jargon and overly-complicated explanations often associated with physics, and instead it takes an accessible, conceptual approach--never dumbing down the amazing science, yet all written in everyday English.

The Handy Physics Answer Book tackles big issues and concepts, like motion, magnetism, sound, and light, and lots of smaller topics too--like, why don't birds or squirrels on power lines get electrocuted?--and makes them enlightening and enjoyable for anyone who picks up this informative book. For everyone who has ever wondered about the sources of energy production in the United States, or how different kinds of light bulbs shine, or why wearing dark-colored clothes is warmer than light-colored ones, or even what happens when you fall into a black hole, The Handy Physics Answer Book examines more than 1,000 of the most frequently asked, most interesting, and most unusual questions about physics, including ...