Science Ch 6 Flashcards
1
Q
Tension:
A
pulls on the crust and makes it thin in the middle
2
Q
Compression:
A
squeezes rock until it folds/breaks
3
Q
Shearing:
A
pushing rocks in their opposite directiions
4
Q
Normal Fault:
A
when tension pulls on a rock. It has a hanging (up) and footwall (down)
5
Q
Reverse Fault:
A
rocks pushed together, in the opposite directions
6
Q
Strike-slip Fault:
A
when plates move past each other by shearing
7
Q
San Andreas is a ____
A
fault
8
Q
Earthquake:
A
shaking/trembling from rocks underneath Earth surface
9
Q
Focus:
A
point beneath the surface where rock moves
10
Q
epicenter:
A
center of an earthquake
11
Q
Seismic waves go _____
A
outward
