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I. Stress
Rock under stress will either bend or break
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Breaks if stress is quick with lots of force
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Bends if small force over long periods of time
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II. Folding
Rock layers start out flat, and are folded over
a long time
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III. Faults
Fault – the crack that forms when rocks break
and move past each other
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Faults can be very large or very small
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Large faults can produce mountains or cliffs
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IV. Types of Faults
Normal faults – rock moves apart
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Reverse faults – rock pushed together
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Strike-slip faults – rock moves past
horizontally
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Summary and Margin Questions
3 quiz style margin questions
Summary:
A rock under stress will either ______ or _______
Folding is…
A fault is …
Examples…