chapter 4
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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| core | Earth's center , where pressures and temperatures are very high
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| mantle | the section of earth's interior that lies above the outer core and has the most mass
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| magma | liquid rock within Earth
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| plate tectonics | the theory that Earth's crust is divided into rigid plates that slowly move across the upper mantle
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| continental drift | the process by which Earth's plates slowly move across the upper mantle
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| rift valleys | places on Earth's surface where the crust strecthes until it breaks
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| abyssal plains | he worlds flattest and smoothest regions
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| continental shelves | at the edges of the continental shelves the seafloor drops steeply down to the abyssal plains
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| trench | the deep valley marking the plate collision
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| folds | when rocks have been compressed into bends
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| faults | are places where rock masses have broken apart and moved away from each other
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| weathering | rocks break and decay over time in a process
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| sediment | weathering breaks rocks into small particals of gravel sand and mud
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| erosion | the other process changing landforms on earths surface
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| glacier | thick masses of ice
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| plateau | landforms
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| alluvial fan | the sediment eroded from the mountains may then be deposited at the mountains bases
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| delta | there the sediment may move out into the ocean sink or the sediment may accumulate
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| desalinization | the salt in the water can be romoved
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| hydrologic cycle | the movement of water through the hydrosphere
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| headwaters | the first and smallest streams from this runoff
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| tributary | any smaller stream or river that flows into a larger stream or river
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| watershed | the whole region drained by a river and its tributary
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| drainage basin | the whole region drained by a river and its tributary
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| estuaries where surface water is found | where surface water is found
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| wetlands | where surface water is found
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| groundwater | water found below ground
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| water table | the level at which all the spaces are filled with water
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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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Created by:
danihead
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