clicker questions - university at buffalo...2/20/19 1 clicker questions igneous rocks which of the...
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2/20/19
1
Clicker questionsIgneous rocks
Which of the following features would indicate an igneous rock cooled quickly?
A. Large crystalsB. Small crystalsC. Dark-colored mineralsD. Light-colored minerals
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Intrusive (plutonic) igneous rocks form ....A. Underground with fast
magma coolingB. At the surface with fast
magma coolingC. Underground with slow
magma coolingD. At the surface with
slow magma cooling
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Aphanitic means ...A. Coarse grainedB. Fine grainedC. Mixture of grain sizesD. No crystals
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Porphyritic means ...A. Coarse grainedB. Fine grainedC. Mixture of grain sizesD. No crystals
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Silica is abundant in most igneous rocks, meaning that the elements and make up a large percentage of their weight.
A. Iron and magnesiumB. Sodium and potassiumC. Silicon and oxygenD. Calcium and aluminum
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2/20/19
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Increased pressure will the melting temperature of a rock.
A. IncreaseB. DecreaseC. Not change
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The addition of water will ___ the melting temperature of a rock.
A. IncreaseB. DecreaseC. Not change
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What are features 2 and 3 called?A. SillsB. PlutonsC. DikesD. Batholith
3 (white)
2 (black)
1 (grey)
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Which feature is shown on the picture? A. A sillB. A plutonC. A dikeD. A batholite
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Which feature is shown on the picture? A. A sillB. A plutonC. A dikeD. A batholith
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