Exam 7: Sedimentary Environments and Rocks

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This sandstone consists of well-sorted sand grains,was deposited on land,and locally contains large cross beds.What is the most likely environment in which it formed? This sandstone consists of well-sorted sand grains,was deposited on land,and locally contains large cross beds.What is the most likely environment in which it formed?

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Which environment is least likely to deposit a breccia?

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The large cross beds in these rocks indicate that the sediment was deposited: The large cross beds in these rocks indicate that the sediment was deposited:

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Which of the following interpretations is consistent with the character and sequence of rocks in this figure? Which of the following interpretations is consistent with the character and sequence of rocks in this figure?

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Which of the following is NOT a common type of cement in sedimentary rocks?

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Which of the following is NOT a way in which sandstones are commonly expressed in the landscape?

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Which of the following is a common characteristic of carbonate rocks?

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Which of the following is characteristic of a regression?

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Which of the following sites would contain the finest grained sedimentary deposits? Which of the following sites would contain the finest grained sedimentary deposits?

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What is the main difference between conglomerate and breccia?

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How does a cross bed form?

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Which of the following sites would have sand and silt deposited by slowing of the current? Which of the following sites would have sand and silt deposited by slowing of the current?

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Does the change of environment from the base of the section up to the thick gray shale indicate an advance (transgression)or retreat (regression)of the sea? Does the change of environment from the base of the section up to the thick gray shale indicate an advance (transgression)or retreat (regression)of the sea?

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Which of the following units was most likely deposited in the deepest marine water? Which of the following units was most likely deposited in the deepest marine water?

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Which of the following attributes does NOT apply to these sediments? Which of the following attributes does NOT apply to these sediments?

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Which of the following is NOT involved in turning some sediment into sedimentary rock?

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Which way was the current (either wind or water)moving during deposition of this section of rocks? Which way was the current (either wind or water)moving during deposition of this section of rocks?

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From the answers provided,select the oldest environment represented by this rock sequence. From the answers provided,select the oldest environment represented by this rock sequence.

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Which of the following is NOT a way to form layers in a sedimentary rock?

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How does chert form?

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