There Is No Evidence of Plate Tectonics on Mercury

question 206

Multiple Choice

There is no evidence of plate tectonics on Mercury.The MOST likely explanation is that:

• A) the planet cooled too slowly and the mantle remained too soft.
• B) the planet cooled too rapidly and the mantle became too rigid.
• C) Mercury has no iron core like Earth's.
• D) plate tectonics can only occur on a body with continents separated by oceans.

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Definitions:

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Hereditary Principles

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