Podcast
Questions and Answers
What distinguishes intrusive igneous rocks from extrusive igneous rocks?
What distinguishes intrusive igneous rocks from extrusive igneous rocks?
- Intrusive rocks tend to have a fine or glossy texture.
- Intrusive rocks are formed from volcanic eruptions.
- Intrusive rocks are typically formed at Earth's surface.
- Intrusive rocks tend to have a coarse grain. (correct)
Which process is primarily responsible for the formation of clastic sedimentary rocks?
Which process is primarily responsible for the formation of clastic sedimentary rocks?
- Chemical precipitation.
- Metamorphism.
- Erosion and deposition. (correct)
- Cementation of minerals.
Which of the following is a feature of nonfoliated metamorphic rocks?
Which of the following is a feature of nonfoliated metamorphic rocks?
- They are formed exclusively from sedimentary rocks.
- They do not have distinct layers. (correct)
- They have prominent leaf-like layers.
- They exhibit color banding.
What is a primary factor that influences the texture of a rock?
What is a primary factor that influences the texture of a rock?
Which of the following statements about the uses of rocks is incorrect?
Which of the following statements about the uses of rocks is incorrect?
Flashcards
Igneous Rock
Igneous Rock
Rock formed from cooled magma or lava.
Sedimentary Rock
Sedimentary Rock
Rock formed by erosion, deposition, compaction, and cementation.
Metamorphic Rock
Metamorphic Rock
Rock changed from igneous, sedimentary, or older metamorphic rocks by heat, pressure, and chemicals.
Intrusive Igneous Rock
Intrusive Igneous Rock
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Extrusive Igneous Rock
Extrusive Igneous Rock
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Clastic Sedimentary Rock
Clastic Sedimentary Rock
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Chemical Sedimentary Rock
Chemical Sedimentary Rock
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Rock Properties
Rock Properties
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Rock Texture
Rock Texture
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