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Study Guide Questions

1.     Gradation is sometimes referred to as "___________________ ."
2.     The process that breaks rock into increasingly smaller fragments is called "___________________ ."
3.     "___________ ____________________ " describes the downslope movement of broken rock.
4.     The deep, penetrating cracks in rock surfaces, which aid in the gradational process are called: a.) denudation b.) joints c.) fault lines d.) exfoliation
5.     The places where rock cracks have actually caused rock to break and shifting to occur are called: a.) exfoliation b.) denudation c.) joints d.) fault lines
6.     When granite rocks, formed deep within the earth's crust, are exposed to the surface by uplifting and erosion, the process is called: a.) fault lines b.) exfoliation c.) denudation d.) joints
7.     Weathering occurs [more rapidly / more slowly] along joints and faults than on unbroken surfaces.
8.     Mechanical weathering is to frost wedging as chemical weathering is to salt wedging. True or false?
9.     Mountaintops, deserts, and arctic regions are more prone to [mechanical / chemical] weathering processes.
10.     Of algae, lichens, and fungi, which is composed of the other two?
11.     The common rust found on objects containing iron is caused by: a.) oxidation b.) carbonation c.) hydration d.) solution
12.     Limestone sinkholes result from the process of: a.) oxidation b.) carbonation c.) hydration d.) solution
13.     Limestone weathers faster in [humid / dry] conditions.
14.     When loose material reaches its angle of repose, it [will / will not] move downhill.
15.     The slow, downslope movement of loose material, where melted water from winter snows is trapped in the upper layer of soil is called_______________________________ .
16.     Another name for a mudflow is "____________________________ ."
17.     Downslope movements of snow, rock, and glacial ice are called _______________________ .
18.     The principal agents of erosion are: ___________________________
19.     ___________________________.
20.     ___________________________.
© Educational Video Network, Inc. 2005 - www.evndirect.com
Your leading source for curriculum-based educational videos and DVDs.