The contents are Electricity all around; inside the battery; what is static electricity; electricity in your home; wlong the wire; wiring in the home; measuring in volts; heatingup; switching on and off; making electricity safe; generating electricity; distributing electricity; living without electricity
Contained in this book are a great variety of cities from throughoit the world which have been the sites of the great twists and turns of civilization. There are the great political capitals like London and Moscow, and the cities like Venice and New York that defined the world of commerce in their heyday. There are the cities like Athens and Florence, in which intelektual revolutions took placeā¦