Science in the Real World: Why Do the Lights Turn On? (Hardcover)

When you walk into a room and flip a light switch, a lightbulb turns on, illuminating the area. But how does one small switch do such a large job? Why Do the Lights Turn On? enlightens readers about the science behind electricity and circuits through full-color illustrations and photographs. When you walk into a room and flip a light switch, a lightbulb turns on, illuminating the area. But how does one small switch do such a large job? This title enlightens readers about the science behind electricity and circuits through full-color illustrations and photographs.