Multiple Choice
The difference between tephra and tuff is that ____________.
A) tephra is created in ash falls, whereas tuff is created in pyroclastic flows
B) tephra hasn't become a rock, whereas tuff has
C) tephra is always silicic, whereas tuff is always basaltic
D) All of the above are correct.
Correct Answer:
Verified
Correct Answer:
Verified
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