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7th Grade Rock Cycle

Which of the following is part of the rock cycle? A. erosion B. melting C. heat and pressure D. All of the above D. All of the above
The processes of the rock cycle can cause the formation of __________. sedimentary rock, igneous rock, and metamorphic rock
True or False: The oldest rocks are found on the bottom layers, while the youngest rocks are found on the top layers. True
Powerful winds often move sediments to lower areas where they eventually come to rest. The movement of sediment by the wind is an example of which step in the rock cycle? transportation
Which of these statements BEST describes the rock cycle? A. Layers of rock are broken by faults. B. Rocks in the ocean become rocks on land. C. Lunar rocks change into terrestrial rocks. D. New rocks form from older rocks. D. New rocks form from older rocks.
Rocks can be classified many different ways, including as igneous, metamorphic, and sedimentary. This classification is based on the origin of the rocks.
Which of these actions will change a sedimentary rock, such as limestone, into a metamorphic rock, such as marble? heat from magma
What process causes igneous rock to transform into metamorphic rock? exposure to heat and high pressure
Two tectonic plates pushing toward each other cause intense heat and pressure in Earth’s crust. Into which will crust material be changed by heat and pressure? metamorphic rock
Which type of rock is formed from limestone that has been compacted, heated, and recrystallized? marble
What is the name of the process in which igneous, sedimentary, and metamorphic rocks are converted into one another in stages? rock cycle
Which condition is necessary for metamorphic rocks to form? extreme pressure and heating
Students are comparing different rocks. What do all rocks have in common? Rocks are made of one or more minerals.
Which type of rock forms by weathering? sedimentary rock
What is a fossil? Fossils are the preserved remains of plants, animals, and other organisms from the distant past.
___________ help scientists understand what past environments may have been like. Fossils
Paleontology the study of fossils and about life from long ago
What does Extinct mean? Extinct means that they are no longer living, and none are left on Earth.
What is sedimentary rock? Rock that has formed from sediment, like sand, mud, and small pieces of rocks.
How are metamorphic rocks formed? Metamorphic rocks are made from other rocks due to heat and pressure.
Created by: rakhi.kanwar



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