GLY 108 Exam 3 questions
and answers
Approximately how much of the Earth's surface is covered in
sedimentary rocks? - answer 70%
Pre-existing rock turns into a sedimentary rock by which series of
steps? - answer 1. weathering
2. erosion
3. deposition
4. lithification
The Kentucky Bluegrass region is primarily underlain by which type
of sedimentary rock? - answer Limestone
What does the type of rock in the Bluegrass region tell us about the
environment in the region when the rock formed? - answer It was a
tropical marine environment, like the modern Bahamas
Why is quartz so abundant in sedimentary rocks? - answer It is
completely resistant to chemical weathering
What type of weathering is responsible for the formation of caves in
Kentucky? - answer dissolution
Most minerals weather into which type of mineral? - answer clay
In what kind of environment did the sandstones of eastern Kentucky
form? - answer in an ancient foreland basin
and answers
Approximately how much of the Earth's surface is covered in
sedimentary rocks? - answer 70%
Pre-existing rock turns into a sedimentary rock by which series of
steps? - answer 1. weathering
2. erosion
3. deposition
4. lithification
The Kentucky Bluegrass region is primarily underlain by which type
of sedimentary rock? - answer Limestone
What does the type of rock in the Bluegrass region tell us about the
environment in the region when the rock formed? - answer It was a
tropical marine environment, like the modern Bahamas
Why is quartz so abundant in sedimentary rocks? - answer It is
completely resistant to chemical weathering
What type of weathering is responsible for the formation of caves in
Kentucky? - answer dissolution
Most minerals weather into which type of mineral? - answer clay
In what kind of environment did the sandstones of eastern Kentucky
form? - answer in an ancient foreland basin
