10 Questions
Which type of rock is the principal repository for information about the Earth's past environment?
Sedimentary
What environmental clue can be determined from the grain size of sedimentary rocks?
Power of transport medium
Which type of rock is often associated with oxygen-poor and deep water environments?
Sedimentary
What can be determined from the presence of fossils in sedimentary rocks?
Surface environment
What can be inferred from the color and chemistry of sedimentary rocks?
Climate
Which type of sedimentary structure is produced after the sediment has been deposited?
Secondary
What type of sedimentary structure is typical of turbidites?
Graded bedding
What is the direction of the steeper slope in asymmetric ripple-marks?
Downstream
What do elongate clasts in imbricated clasts indicate?
Upstream flow
What is the process by which sediments are excavated by the action of current or high flow, followed by deposition and filling of the scour?
Scour and fill
Test your knowledge of sedimentary rocks and what they can tell us about the Earth's surface and history. Learn about rock types, classification, composition, texture, and more in this informative quiz!
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