File:Field, laboratory, and library manual in physical geography (1906) (14596717627).jpg

Identifier: fieldlaboratoryl00wrig (find matches)
Title: Field, laboratory, and library manual in physical geography
Year: 1906 (1900s)
Authors: Wright, Cary Thomas, 1869-
Subjects: Physical geography
Publisher: Boston, New York (etc.) Ginn & company
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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atural levee.) How high above thewagon road is the artificial part? What have you read aboutartificial levees elsewhere on the Mississippi river? What kindof formation do you find in the margin of the swamp north-east of Nita crevasse? Account for this. Read about the Nitacrevasse in Davis Elementary Physical Geography, pp. 264-265.Record what you read, putting it in your own words, but tellingwhere you obtained the information. Where are most of the houses in this quadrangle situated?Compare the direction of the railroads and the general courseof the stream. What is the principal industry of this region?(See p. 4 of Folio 1, and give the source of your information.) Part III Fig. 14 shows a part of the narrow flood plain of the Mercedriver in the Yosemite valley. Of what kind of material doesthe soil seem to be composed ? What evidences of fertility doyou observe ? How many feet must the river rise in order tooverflow the flood plain? In what time of year is this mostlikely to occur?
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o Ph 109 110 PHYSICAL GEOGRAPHY MANUAL EXERCISE XXXVI MEANDERS Part I In the river flood plains which you visited in Exercise XXXV,nearer which bluff (right or left) does the river flow? Hownear does it approach this bluff ? Does the river cross the floodplain? Does it make large S-shaped curves? What name isgiven to such curves ? Observe the banks of the river near thesharpest point of a curve. Is the bank precipitous on the insideor the outside of the curve ? Describe the lay of the land whichforms the bank on the inside of the curve. Of what kind ofmaterial is it composed ? Near the point of the curve does themain current of the river flow nearer the inside bank or the out-side bank? Which bank will it erode more rapidly? Does itmake a deposit along either bank ? If so, on which side of thecurve ? Why does it deposit material on this side ? Will con-tinued erosion by the river tend to make the curve more or lesspronounced ? Note. A stream may be so small and narrow that you can ste

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