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Investigating Electricity

Sally M. Walker

出版	Lerner Publishing Group, 2011-08
主題	Juvenile Nonfiction / Business & EconomicsJuvenile Nonfiction / Concepts / MoneyJuvenile Nonfiction / Technology / Electricity & Electronics
ISBN	07613840579780761384052
URL	http://books.google.com.hk/books?id=9AhIYAAACAAJ&hl=&source=gbs_api

註釋

Electricity powers lights, computers, and television sets. But have you seen how electricity can make objects stick together? Or make other objects pull apart?