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ES CH 7

Name:______________________________
Date:____________PD:______
Horizontales
A natural material whose concentration of economically valuable minerals is high enough for the material to be mined profitably
An energy type; energy produced by heat within Earth
Electrical energy produced by the flow of water
The process by which nuclei of small atoms combine to form a new, more massive nucleus; the process releases energy
The process by which the nucleus of a heavy atom splits into two or more fragments; the process releases neutrons and energy
Mining for mineral deposits that are underground
Plant material, manure, or any other organic matter that is used as a source of energy
The preservation and wise use of natural resources
The process of recovering valuable or useful materials from waste or scrap; the process of reusing some items
Verticales
A mineral deposit within a rock formation
Stripping of rock to reveal mineral deposits that are near the surface of Earth
Minerals that are mined by dredging
A deposit that contains a valuable mineral that has been concentrated by mechanical action
The removal of nodules of minerals such as iron, manganese, or nickel from the ocean floor
A nonrenewable energy resource formed from the remains of organisms that lived long ago
A type of resource that forms at a rate that is much slower than the rate at which the resource is consumed
A type of natural resource that can be replaced at the same rate at which it is consumed
A mineral, rock, or organic material that can be used as jewelry or an ornament when it is cut and polished
The energy received by Earth from the sun in the form of radiation