Which flask should change from blue to yellow most quickly?

c. movement because i took the test and it lets me review my answers

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.

the answer you are looking for is the united states forest service.

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