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What type of igneous rock is formed when magma cools quickly on the Earth's surface?
What type of igneous rock is formed when magma cools quickly on the Earth's surface?
Extrusive igneous rock
What is the study of the compositions, structures, and origins of rocks called?
What is the study of the compositions, structures, and origins of rocks called?
Petrology
What is the term for the loss of energy associated with a temperature drop when a molten rock cools?
What is the term for the loss of energy associated with a temperature drop when a molten rock cools?
True
What type of texture is formed by the very rapid cooling of magma?
What type of texture is formed by the very rapid cooling of magma?
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What is the term for the mixture of different types of particles that are not cohesively joined by interlocking crystals?
What is the term for the mixture of different types of particles that are not cohesively joined by interlocking crystals?
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What are the two major factors that affect the size of crystal grains in an igneous rock?
What are the two major factors that affect the size of crystal grains in an igneous rock?
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