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Science 8th Grade > Rockin the Rock Cycle > Flashcards

Rockin the Rock Cycle Flashcards

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1
Q

If an igneous rock spends a long time cooling, the mineral crystals in it will be ____ than the mineral crystals in an igneous rock that spent less time cooling.

A

Larger

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2
Q

What kind of volcanoes could create igneous rocks with small crystals after it erupts?

A

All kinds

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3
Q

Would a rock formed by lava be considered an intrusive or extrusive igneous rock?

A

Extrusive

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4
Q

Obsidian is

A

Formed by extrusive magma, has small/no crystals, an igneous rock.

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Science 8th Grade (2 decks)

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