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Unformatted text preview: axis. B) inverse B) Some may be asymmetric and some may have plunging axes. C) reverse C) The deeper strata are buckled upward along the fold axis. D) abnormal D) After erosion, the younger strata are exposed along the axial region of the fold. 3) A thrust fault is best described as __________. 8) Normal and reverse faults are characterized mainly by __________. A) a steeply inclined, oblique-slip fault A) strike slip B) a low-angle, reverse fault B) horizontal slip C) a vertical, normal fault C) dip slip D) a near vertical, strike-slip fault D) basal slip 4) Horizontal, compressive deformation involves shortening and thickening of the crust. 9) Plastic deformation occurs more readily in warm rock than in cool rock. A) TRUE A) TRUE B) FALSE B) FALSE 5) Normal faults form in response to horizontal, tensional stresses that stretch or elongate the rocks. 10) Fractures in rock that have not involved any fault slippage are called joints. A) TRUE A) TRUE B) FALSE B) FALSE...
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- Spring '08