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Mercury . The Second Smallest Planet. a very dense planet (iron core) Greatest temp. extremes of any planet. Surface Features. expands then it shrinks. moon like (crater highlands). Surface Temperature. Revolves quickly , rotates slowly . one rotation = 59 earth days. .
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The Second Smallest Planet • a very dense planet (iron core) • Greatest temp. extremes of any planet
Surface Features • expands then it shrinks. • moon like (crater highlands)
Surface Temperature • Revolves quickly, rotates slowly . • one rotation = 59 earth days.