7. the photograph shows hexagonal basalt columns on a mountain that formed from a volcanic eruption in iceland. which of the following is mostly likely true of the lava that formed these columns?
a. it flowed very quickly.
b. it solidified underground.
c. it cooled very slowly.
d. it was very thick
Answers: 3
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7. the photograph shows hexagonal basalt columns on a mountain that formed from a volcanic eruption...
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