1) Bauxite ore a) Plastic b) metal c) oil 2) Iron is separated from a) oil b) ore c) plastic 3) Most plastic materials come from a) oil b) ore c) natural gas d) e) f) 4) The aluminum of a soda can is made of a) plastic b) oil c) ore (made of rock) d) e) f) 5) Which of the following materials does not come from ore (rock) a) aluminum b) iron c) plastic d) gold

Separating materials from rocks

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