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How does magma form? when volcanoes erupt when temperatures are hot enough to melt rock when grains have been compacted together O when new minerals form due to chemical changes in the rock
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16 votes
How does magma form?

when volcanoes erupt
when temperatures are hot enough to melt rock
when grains have been compacted together
O when new minerals form due to chemical changes in the rock

User Miles Budnek
by
4.3k points

2 Answers

9 votes

Answer:

B when temperatures are not enough to melt rock.

User Thomas Dussaut
by
4.7k points
9 votes

Answer:

when volcanoes erupt

&

when new minerals form due to chemical changes in the rock

or one or the other

Step-by-step explanation:

User Maxim Eliseev
by
4.7k points
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