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symbo symbo
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7 years ago
We have found that the upper layers of the mantle are “plastic.”  Why is this important?
A)   Plastic is an important resource for the future.
B)   These layers can easily crack to allow pent up heat and energy to escape.
C)   These layers can easily bend to accommodate oceans and mountains.
D)   The continents are able to float and drift on these layers.
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Discovering the Universe

Discovering the Universe


Edition: 7th
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hyponoticahyponotica
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7 years ago
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symbo Author
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7 years ago
Just got PERFECT on my quiz
Mkersey12
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Yesterday
Thanks for your help!!
sudenzia
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2 hours ago
this is exactly what I needed
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