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7 Cards in this Set
- Front
- Back
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Three layers of planet earth?
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Hydrosphere,
Atmosphere, Lithosphere. |
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Which layer has most of the gaseous resources?
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Atmosphere
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Which layer has most of the water?
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Hydrosphere
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Three layers of Lithosphere?
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Crust,
Mantle, Core. |
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Two elements that comprise the core of earth?
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Iron and Nickle (Fe, Ni)
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Which part has most of the chemical resources we use?
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Lithosphere
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Which country holds 51% of the worlds reserves of Gold?
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South Africa
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