The handy physics answer book

"The Handy Physics Answer Book tackles the big issues and concepts, such as gravity, magnetism, sound, and light, and the smaller topics, like why don't birds or squirrels on powerlines get electrocuted, and makes them fun and enlightening for anyone who picks up this book. For everyone who ever wondered about the sources of energy in the United States, the different varieties of light bulbs, or why it is warmer to wear dark-colored clothes than...