serinamartinez18 serinamartinez18

08-05-2020
Geography

contestada

which of the following rocks is formed by cooling lava? A.obsidian B.limestone C.sandstone D.marble

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ysejesus40992 ysejesus40992

08-05-2020

Answer:

A

Explanation:

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AndrewEspi AndrewEspi

08-05-2020

Answer: Obsidian

Explanation: "Obsidian occours when felsic lava extruded from a volcano cools rapidly with minimal crystal growth." according to Wikipedia

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