Chapter 10
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Downcutting (also known as rejuvenation) of a stream may be due to ________. | show 🗑
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The suspended load of a stream ________. | show 🗑
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A ________ stream pattern is developed only on growing mountains like volcanoes or where the land surface is tectonically doming upward. | show 🗑
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A ________ stream pattern develops on lands underlain by alternating bands of resistant and less-resistant rock. | show 🗑
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show | dendritic
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show | An oxbow
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A stream begins at an elevation of 200 meters and flows a distance of 400 kilometers to the ocean. What is the average gradient? | show 🗑
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________ are characteristics of downcutting streams and a youthful stage of valley evolution. | show 🗑
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________ generally constitutes the highest percentage of the annual sediment load moved by a stream. | show 🗑
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show | rectangular
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Which of the following features characterize wide streams and valleys? | show 🗑
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As stream discharge increases ________. | show 🗑
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The single most important erosional agent is ________. | show 🗑
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The capacity of a stream measures the maximum size of particles it is capable of transporting. | show 🗑
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Gradients usually decrease downstream in a major river system. | show 🗑
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Alluvium refers to stream deposits, mainly sand and gravel. | show 🗑
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The lowest base level for most streams is sea level. | show 🗑
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show | False
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show | True
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show | True
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show | False
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show | True
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A V-shaped valley and no floodplain indicate a youthful, downcutting stream. | show 🗑
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show | True
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Creating artificial cutoffs increases stream velocity. | show 🗑
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Floods are the least destructive of all geologic hazards. | show 🗑
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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