10 Questions
What is the main mode of transportation for sediments that contribute to the formation of sedimentary rocks?
Transportation by river water, wind, or glacial ice movement
What are sedimentary rocks?
Rocks formed from loose fragments or detrital sediments deposited by weathering of older rocks
What is the significance of sedimentary rocks in knowing past environments?
They help in knowing depositional environments and provenance of sediments
What percentage of the earth's land surface is covered by a thin veneer of sediments or sedimentary rocks?
75%
Which type of sedimentary rock is formed due to evaporation of saline water?
Evaporitic rocks
Sedimentary rocks are the primary rocks formed directly from magma.
False
Sedimentary rocks are formed from loose fragments or detrital sediments.
True
Almost 90% of the earth's crust is made up of sedimentary rocks.
False
Transportation of sediments can occur by river water, wind, or movement of glacial ice.
True
Evaporitic rocks are formed due to the evaporation of saline water, such as sea water.
True
Learn about the formation of sedimentary rocks through the transportation and deposition of sediments by river water on the continent and ocean floor. Understand the processes and characteristics of fluvial and marine deposits, as well as the origins of sedimentary rocks from loose fragments or detrital sediments.
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