7th Grade Inside Earth Chapter 2 Sec 1 & 3
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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| stress | a force that acts on rock to change its shape or volume
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| tension | stress force pulls on the crust stretching rock so that it becomes thinner in the middle
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| compression | stress force squeezes rock until it folds or breaks
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| shearing | stress that pushes a mass of rock in two opposite directions
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| normal faults | fault is at an angle
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| hanging wall | block of rock that lies above the fault
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| footwall | block of rock that lies below the fault
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| reverse fault | fault where the blocks move in the opposite direction
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| strike-slip fault | a fault where the rocks on either side of the fault slip past each other sideways
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| anticline | a fold in rock that bends upward into an arch
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| syncline | a fold in rock that bends downward to form a valley
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| seismogram | the record of an earthquake's seismic waves produced by a seismograph
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| friction | the force that opposes the motion of one surface as it moves across another surface
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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:
Karen Copanic
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