Compared with coarse-grained igneous rocks, fine-grained igneous rocks __________ .
A)cool and solidify more quickly
B)cool and solidify more slowly
C)solidify at higher temperatures
D)solidify at lower temperatures

Question

Quizplus · Accepted Answer

Fine-grained igneous rocks cool and solidify more quickly because they have smaller crystals which suggests that the magma cooled faster, while coarse-grained igneous rocks have larger crystals suggesting a slower cooling process.

Compared with Coarse-Grained Igneous Rocks, Fine-Grained Igneous Rocks __________