Chapter 9 vocab
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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magma | the melted rock forming substances inside the earth's mantle
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lava | THE MAGMA THAT REACHES THE SURFACE OF THE EARTH
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intrusive | a type of igneous rock that cools slowly and has large crystals
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extrusive | a type of igneous rock that cools quickly and has small crystals
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abyssal plain | nearly flat region on the ocean floor
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subduction | the process by which a lithospheric plate is forced under another
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deep ocean current | a stream of water that flows deep beneath the ocean's surface
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coriolis effect | the way earth's rotation affects wind currents
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El NiƱo | a periodic change in ocean and atmospheric conditions causing an unusually warm surface water
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upwelling | the movement of cold water to the surface
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polarity | the quality of having two opposite poles (positive and negative)
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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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