Composition of the Earth and Landforms

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Vocabulary flashcards regarding the Earth's physical composition, surface variations, and the characteristics of mountains.

Last updated 12:05 PM on 8/13/26
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7 Terms

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Oblate spheroid

The shape of the Earth.

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Land mass percentage

About 29%29\% of the Earth's surface.

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Ocean percentage

About 71%71\% of the Earth's surface.

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Landforms

Variations on the Earth's surface created by parts that rise above surrounding areas or lie low.

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Mountain

A natural elevation of the Earth's surface that rises significantly above its surrounding areas, characterized by steep slopes and a peak.

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Mountain peak

The conical top of a mountain, which may become rounded in older mountains due to erosion.

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Mountain land area coverage

Nearly 25%25\% of the Earth's total land area is covered by mountains.