The World Reserve Base of Minerals Includes

question 38

Multiple Choice

The world reserve base of minerals includes:

• A) deposits that have been identified and located.
• B) deposits of low-grade ores, which may be profitable to extract in the future.
• C) deposits of high-grade ores.
• D) deposits that have not been identified yet.
• E) All of these statements are correct

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Definitions:

Complexity

The state or quality of being intricate or complicated, often referring to systems or problems with multiple interrelated parts.

Wavelengths

The distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave.

Rods

Photoreceptor cells in the retina of the eye that are responsible for vision at low light levels.

Cones

Photoreceptor cells in the retina of the eye that are responsible for color vision and function best in relatively bright light.