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doit_the_clown doit_the_clown
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Which planet in our solar system fits the following description: "A planet with a large iron core, heavily cratered surface, and no atmosphere"?
   A)  Mars    B)  Neptune    C)  Mercury    D)  Earth
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Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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hyponoticahyponotica
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8 years ago
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8 years ago
Thanks for your help!!
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Yesterday
Good timing, thanks!
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2 hours ago
Thanks
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