Stresses and Faults Flashcards

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1
Q

Stresses

A

force that will be exerted on an area

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2
Q

Types of Stress

A

Tension, Compression, Shearing, Uniform

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3
Q

Tension _____ rocks ____

A

pulls apart

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4
Q

Compression _____

A

pushes rocks together

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5
Q

Shearing makes the rocks _____

A

slide along each other

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6
Q

Force acts in all directions

A

Uniform Stress

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7
Q

Faults are ____

A

breaks in the weak parts of the Earth’s crust

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8
Q

Most obvious indication of earthquake activity

A

Faults

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9
Q

Faults are usually slanted and broken at an angle anywhere between ________

A

45º and 65º

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10
Q

The angle between surface and the fault

A

The dip angle (or the dip)

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11
Q

Ceiling side of the fault

A

Hanging wall

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12
Q

Floor side of the wall

A

Foot wall

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13
Q

You can locate ____ along the stretches of fault lines

A

valuable mineral deposits

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14
Q

Types of dip faults

A

Normal dip-slip and reverse dip-slip

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15
Q

A combo of strike slip and dip slip

A

Oblique slip

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