Geology test three- quiz 8 Flashcards Preview

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Flashcards in Geology test three- quiz 8 Deck (18):
1

Force applied to a specific area of rock

Stress

2

Tension tends to

Lengthen a rock body

3

Rock that returns to its original size and shape once stress is removed exhibits

Elastic behavior

4

at higher temperatures and pressure rock is

Less brittle

5

An example of a weak rock that tends to flow is

Salt

6

Fracture in the earths surface with no appreciable movement

Joint

7

Type of fault where the headwall moves down relative to the footwall

Normal

8

Fold type where the limbs are mirror images

Symmetrical

9

Fold type where the rock layers sag down

Syncline

10

A nearly circular structure with the oldest rocks in the center is a

Dome

11

which wave travels fastest and through everything

P

12

Which scale rates and earthquake by damage to structures

Mercalli

13

The point on the surface directly above the earthquake source

Epicenter

14

Which seismic wave does the most damage to buildings

Surface

15

A seiche is

Water sloshing in a pond or pool

16

one of the largest earthquakes in US history took place in Missouri

True

17

A seismic sea wave is called a

Tsunami

18

What caused the most damage during the 1906 san francisco earth quake

fires