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Home Q & A Board Science-Related Homework Help Physics Astronomy
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hermiz hermiz
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6 years ago
In which eon of Earth's history did the heavy bombardment occur?
A) Hadean
B) Archean
C) Phanerozoic
D) Proterozoic
Textbook 
Life in the Universe

Life in the Universe


Edition: 4th
Authors:
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Life in the Universe, 4/E (Bennett, Shostak)
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19Clyde19Clyde
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6 years ago
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hermiz Author
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6 years ago
Good timing, thanks!
bahajo
wrote...

Yesterday
Brilliant ツ
Ifekwunigwe
wrote...

2 hours ago
Thanks
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