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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| show | usually consists of fine particles
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| show | radial
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| show | trellis
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| The most common drainage pattern is ________. | show 🗑
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| ________ is an abandoned, cutoff, meander loop. | show 🗑
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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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| show | velocity, width, and depth increase
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| The single most important erosional agent is ________. | show 🗑
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| show | False
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| show | True
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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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| Point bars are depositional features located along the outer portions of meander bends. | show 🗑
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| Stream discharge is defined as the quantity of water flowing past a specific channel location per unit time. | show 🗑
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| show | True
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| One river can be the base level for another. | show 🗑
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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.
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.
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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