Exam 9: Folds, faults, and Geological Maps

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A strike-slip fault is a fault in which the direction of movement is horizontal and parallel to the strike of the fault.

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True

_____ deformation describes the permanent change in shape or volume formed when the material breaks.

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Brittle

Which of the following terms best describes an area of continental crust that has remained undeformed for a very long time?

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A(n)_____ fault is a fault in which the block of rock above the fault surface moves down relative to the block below.

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Which of the following terms best describes a local steepening in otherwise uniformly dipping strata?

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In structural geology,the upwarping of rocks results in circular features known as_____.

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The East African Rift Valley is a series of faults that extend for distances of about _____.

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Rocks that bend and flow in a ductile manner create _____.

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According to the figure below,what is the approximate age of the Wopmay Orogeny? According to the figure below,what is the approximate age of the Wopmay Orogeny?

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Tensional faults are also called _____ faults.

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In the figure below,what is the age of the Superior Craton? In the figure below,what is the age of the Superior Craton?

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Which of the following geologic structures has the youngest rocks in the middle?

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A topographic map shows the type,structure,and orientation of rock strata present at the surface.

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_____ is a stress in that acts in directions parallel to the surface.

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Describe the main factors that affect how a rock deforms.

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In the figure below,what is the approximate age of the Grenville Province? In the figure below,what is the approximate age of the Grenville Province?

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The line where the axial plane intersects the fold is called the axis or hinge.

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On geologic maps,_____ denotes different ages of the strata.

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_____ is the difference between the highest and lowest points in a given area.

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The diagram below shows a(n)_____or a(n)_____ fault. The diagram below shows a(n)_____or a(n)_____ fault.

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