Lecture 11 Flashcards
1
Q
What is stress
A
Stress is the applied force
2
Q
What is strain
A
Strain is the resulting change in shape of the rock.
3
Q
What are the 3 types of differential stress?
A
Tensional, compressive, shear.
4
Q
What structures does strain in the crust produce?
A
Folds, joints, faults.
5
Q
What’s a syncline
A
Rocks in middle are younger
6
Q
What’s an anticline
A
rocks in middle are older
7
Q
What’s a synform
A
Strata folded upwards (like a smile)
8
Q
What’s an aniform
A
Rocks folded so limbs are pointing downwards
