Gilkey - Inside Restless Earth - Ch.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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| the amount of force per unit area that is put on a given material | stress
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| the type of stress that occurs when an object is squeezed | compression
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| the type of stress that occurs when forces act to stretch an object | tension
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| when rock layers bend due to stress in the Earth's crust | folding
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| the surface along which rocks break and slide past each other | faults
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| blocks of crust on each side of the fault | fault block
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| the fault block that is above a fault | hanging wall
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| the fault block that is below a fault | footwall
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| a fault in which the hanging wall moves down relative to the footwall - usually occur when tectonic forces cause tension that pulls rocks apart | normal fault
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| a fault in which the hanging wall moves up relative to the foot wall - usually happens when tectonic forces cause compression that pushes rocks together | reverse fault
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| faults that occur when opposing forces cause rock to break and move horizontally | strike-slip fault
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| mountains that form when rock layers are squeezed together and pushed upward | folded mountains
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| mountains that form when large blocks of the Earth's crust drop down relative to other blocks | fault-block mountains
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| mountains that form when molten rock erupts onto the Earth's surface | volcanic mountains
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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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gilkey
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