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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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drelog drelog
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8 years ago
Preserved rocks in North America are generally less than ________.
A) 3.5 billion years old
B) 10 km thick
C) 20 km wide
D) 2.7 g/cm3 in density
E) 50 km long
Textbook 
Earth Science

Earth Science


Edition: 14th
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PulsaPulsa
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#1
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8 years ago
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Zirule15,  aramos6141

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drelog Author
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#2
8 years ago
This works! Smiling Face with Open Mouth
ןnɟʎoɾ sʎɐʍן∀ Slight Smile
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