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Unit 7 Vocabulary

Published on Jan 04, 2016

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PRESENTATION OUTLINE

Unit 7 Vocabulary

Chapter 7 Words

Ore: A natural material whose concentration of economically valuable minerals is high enough for the material to be mined profitably

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Lode: A mineral deposit within a rock formation

Placer Deposit: A deposit that contains a valuable mineral that has been concentrated by mechanical action

Fossil Fuel: A nonrenewable energy resource formed from the remains of organisms that lived long ago

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Nuclear Fission: The process by which the nucleus of a heavy atom splits into two or more fragments; the process releases neutrons and energy

Nuclear Fusion: The process by which nuclei of small atoms combine to form a new, more massive nucleus; the process releases energy

Geothermal Energy: The energy produced by heat within Earth

Hydroelectric Energy: Electrical energy produced by the flow of water

Reclamation: The act of returning something to its former, better state

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Mining: The process or industry of obtaining coal or other minerals from a mine