Lava cools more rapidly above ground than it does underground because it's much colder above ground than it is underground, speeding up the process.
Think about it this way: If you put a cup of water in two freezers, and Freezer A had a lower temperature than Freezer B, the water in Freezer A would freeze quicker because it is in a colder environment. Hope this helps!
Answer:
is USA
Explanation:
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Answer:
log(4)
Explanation: when you subtract logarithms with the same base, you divide them when writing them as one log. 12/3=4 so the answer is log(4)
Characteristics of a rejuvenated river include water that flows rapidly with sloping sides that create steep cuts on the valley floor.