Chapter 7 science 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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| tectonic plates | huge pieces that divide the lithosphere.
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| continental drift | the theory that continents can drift apart and have done so in the past.
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| sea-floor spreading | the process by which new oceanic lithosphere forms at mid- ocean ridges.
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| plate tectonics | the theory that the lithosphere is divided into tectonic plates that move around on top of the asthenospere.
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| convergent boundaries | when to tectonic plates collide.
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| transform boundaries | when two tectonics plates slide past one another.
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| divergent boundaries | when two tectonic plates divide.
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| subduction zone | the region where oceanic lithosphere sinks into the atmosphere.
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| stress | the amount of force per unit area that is put on a rock.
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| strain | any change in a rocks shape or volume caused by stress.
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| uplift | the rising regions of Earth's crust to higher elevation.
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| subsidence | the sinking of regions of Earth's crust to lower elevation.
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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.
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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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