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The crust is composed of rock. The rock of the crust is composed of predominately silicate minerals. The element in the crust with the highest percentage is oxygen.

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14y ago
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14y ago

Ocean covers about 71% of the earth's surface.

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14y ago

Sounds suspiciously like water.

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15y ago

probably dirt or fossils

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7y ago

Water.

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Q: A substance that is very important to us you need it to live and it covers over two thirds of the surface of the Earth?
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