The geotherm is the rate of change of ____________.
1 answer:
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Answer:
Option: D. It cooled very slowly.
Explanation:
Iceland is known as the Land of Fire. The country is present in the plate boundary of the North American and Eurasian tectonic plates. Being on the top of the Ring of Fire, it has active volcanoes. Hexagonal basalt columns formed from a volcanic eruption. Basalt columns are the result of a cooling process that changes the appearance of the lava. Basalt is a volcanic rock rich in iron and magnesium created from the heated magma that emerges as lava during an eruption.
The photograph given below is from Icelandic national park Jokulsargljufur.
