Igneous Rocks

Igneous Rocks

Assessment

Flashcard

Science

10th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the texture of igneous rocks that cools very quickly and has no visible crystals?

Back

Glassy

2.

FLASHCARD QUESTION

Front

What is the texture of igneous rocks that cools slowly and has large, visible crystals?

Back

Phaneritic

3.

FLASHCARD QUESTION

Front

What is the texture of igneous rocks that contains gas bubbles and has a sponge-like appearance?

Back

Vesicular

4.

FLASHCARD QUESTION

Front

What is the process called when molten rock cools and solidifies to form igneous rocks?

Back

Igneous rocks form when molten (melted) rock cools.

5.

FLASHCARD QUESTION

Front

What type of igneous rock is formed from lava that erupts onto the Earth's surface?

Back

Extrusive

6.

FLASHCARD QUESTION

Front

What type of igneous rock is formed from magma that cools slowly beneath the Earth's surface?

Back

Intrusive

7.

FLASHCARD QUESTION

Front

What is the texture of igneous rocks that have both large and small crystals?

Back

Porphyritic

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