Chapter 15 Flashcards
(10 cards)
Joints can be distinguished from faults in that
A. there is no movement along joints.
B. there is wider separation between two sides.
C. you cannot tell the difference.
D. joints are not found in metamorphic rocks.
E. joints are found only in cold climates.
A. there is no movement along joints.
Water is a major agent of weathering because ofits property that, when it freezes, it decreases in density and ______________.
A. evaporates
B. expands in volume
C. turns brown
D. stays in liquid form
E. turns acidic
B. expands in volume
The rotting of rock by the various types of chemical weathering takes place best in _________.
A. polar regions
B. upland montane forests
C. humid regions
D. limestone regions
E. arid lands
C. humid regions
______ involves the peeling of thin layers of stone off a large rock and might happen directly as a result of the removal of an overlying weight from the landscape.
A. Exfoliation
B. Slump
C. Mass wasting
D. Hydrolysis
E. Frost wedging
A. Exfoliation
The three atmospheric components of greatest importance to chemical weathering are
A. hydrogen, oxygen and nitrogen.
B. oxygen, nitrogen and carbon dioxide.
C. carbon dioxide, oxygen, and water vapor.
D. water vapor, nitrogen, and carbon dioxide.
E. argon, helium, and methane.
C. carbon dioxide, oxygen, and water vapor.
One possible biological weathering agent could include
A. oxidation.
B. carbonation.
C. exfoliation.
D. burrowing.
E. gleization.
D. burrowing.
An example of a type of fall that occurs with mass wasting is a(n)
A. mudflow.
B. earthflow.
C. percolation.
D. talus cone.
E. soilflucation.
D. talus cone.
One defining characteristic that differentiates falls from flows is
A. oxygen.
B. mass of material.
C. water.
D. chemical weathering.
E. carbon dioxide.
C. water.
Gravity interacting with the freeze-thaw action of water results in
A. oxidation.
B. frost wedging.
C. laterization.
D. organic weathering.
E. falls.
B. frost wedging.
The most numerous of rock openings are
A. microscopic.
B. faults.
C. lava vesicles.
D. joints.
E. solution cavities.
A. microscopic.
