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Earthquakes 6.1

Geological Stresses

QuestionAnswer
Stresses that push toward each other; this causes a decrease in the space that a rock can take up. compression
Stress from the weight of material above a buried object; this reduces volume the rock is in. confining stress
Strain; the change of shape that a rock undergoes when it has been altered by stresses. deformation
Break in rock caused by stresses; this happens with or without the movement of material. fracture
Parallel stresses that move past each other in opposite directions. shear
Deformation in a rock when the stress exceeds the rock’s internal strength. strain
Force per unit area in a rock. stress
Stresses that pull material in opposite directions. tension
Created by: kkalnin
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