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Chapter 6: Earth Science
Terms in this set (50)
A measure of the tendency of a chemical compound to maintain its original chemical composition rather than break down to form a different chemical is called
Huge igneous rock structures have zones of weakness called
Which of the following does NOT change the form of existing rock?
The name for this type of rock means "from fire" in Latin
The name for this type of rock means "changed form."
Three factors that determine whether rock melts are temperature, the presence of fluid in the rock, and
The process by which different minerals melt at different temperatures is called
Which of the following is NOT an example of an intrusion?
A lava flow is a type of
An example of an igneous rock that has a porphyrite texture is
The tendency for currents of air or water to separate sediments according to size called
Which of the following is NOT a common depositional environment?
Layers and beds of sedimentary rock are examples of
In stratified layers of sedimentary rock, what structure forms when finer sediments settle on the bottom and large grains settle on top?
In sedimentary rock, what are lumps that have compositions different from the main body of rock called?
Most metamorphic rock forms as a result of
What type of rock texture results when extreme pressure causes minerals in metamorphic rock to realign, or when minerals separate out into dark and light bands?
Which of the following is NOT a foliated rock?
Which of the following is an example of a non foliated metamorphic rock?
An example of a nonfoliated rock used as a building or sculpting material is
The melting of rock does NOT depend on which of the following?
The rock's color
The crystallization and removal of different minerals from cooling magma is called
Which of the following pairs of texture and rock is correct?
What type of sedimentary rock is formed from minerals that were once dissolved in water?
Sedimentary rock that is made up of rock fragments that become compacted or cemented together is
Which of the following is NOT a sedimentary rock feature?
In regional metamorphism, the change in rocks is the result of
Changes in temperature and pressure over a large area
Which of the following is NOT an example of an extrusion?
The series of changes that describes how geologic forces cause rock to change from one type to another is
The rock cycle
Which of the following is NOT a class sedimentary rock?
Three factors that determine whether rock melts are
Heat, pressure, and the presence of fluid
Which of the following is NOT an extrusive structure?
Which of the following is NOT a class of clastic rock?
The process in which type of rock changes into another type of rock because of chemical processes or changes in temperature and pressure is called
When magma forms by partial melting, which of the following mineral pairs melt first?
Sediment that had grains of approximately the same size is said to be
Which of the following statements holds true for the angularity of sediment?
The farther sediment travels from its source, the smoother the grains become
Rock that forms when magma cools and hardens
Igneous rock that is rich in feldspars and silica and generally light in color
Rock that firms when deposits are compacted and cemented
Igneous rock that is rich in iron and magnesium and generally dark in color
organic sedimentary rock
Rock that forms from the remains of plants or animals
A type of igneous intrusion
Rock that forms when existing rock is altered by the forces of heat, pressure, or chemical
Rock that forms when minerals precipitate from a solution or settle from a suspension
Magma that cools deep inside the crust forms___ igneous rock
___rock forms from magma that contains a large proportion of silica and is generally light in color.
Rocks change from one type to another as a result of geologic forces and processes that are part of the___
The three main types of sedimentary rock are chemical sedimentary rock, organic sedimentary rock, and ____ sedimentary rock.
The metamorphic rock texture in which minerals are arranged in planes or bands is called ____
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