"Each book in this series follows a packet of energy along a journey. Each stage of the journey is described in a short chapter, and we learn what alternative paths the energy might have taken along the way. This book shows how the energy in falling water is turned into energy to power an electric car. It explains how hydroelectric power stations work, the science of electricity, how cars are made and how they use electricity, and how electric cars work. The topics covered are illustrated with experiments, amazing facts and scientific discoveries."--
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