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Liz LaRosa 7 th Grade Science. Mining is extracting ore or minerals from the ground An ore is a natural material with a high concentration of economically
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Mining is extracting ore or minerals from the ground An ore is a natural material with a high concentration of economically valuable minerals that
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Chapter 19 – Coal This kind, not that kind. Energy Sources ✤ Nonrenewable energy sources are those whose resources are being used faster than can be replenished
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What is Mining?
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