LAB+6

Electric backpack
 * = [[image:http://www.sciencenewsforkids.org/articles/20051005/a895_2869.jpg width="108" height="127"]] ||= [[image:http://www.sciencenewsforkids.org/articles/20051005/a895_1996.jpg width="120" height="145"]] ||
 * 1) Why do people usually use backpacks? People usually use backpacks because we need to carry thing like our books, clothes, lunch, and ceveral things, so you can have your hand free to do something else.
 * 2) Why would anyone want a backpack that uses electricity? Because in that way you can carry your electronic things like the MP3 player, computer cellphone, camera, etc without plunging it.
 * 3) Where would the electricity come from? I suppose the electricity come from special bateries.
 * 4) Would this type of backpack be accepted by the general public? Yes, it would be accepted by everyone because everbody has electronic devices and sometimes we cannot charge them; we don´t have time to do it or we are on a trip.