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Geography, 23.06.2019 19:00
Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed
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Geography, 24.06.2019 20:50
Monk’s mound in cahokia is an enormous earthwork very near to the mississippi river. what do archaeologists believe it was used for?
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1. explain the spatial layout of indo-european....
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