The Test on Building Earth's Surface consists of 18 questions. Correct answers will be provided after your answers have been submitted.
|
1 | | The basic concept needed to understand the principle of uniformity is |
| | A) | immense spans of geologic time. |
| | B) | the lack of sudden or catastrophic events. |
| | C) | an earth that has not changed since it was formed. |
| | D) | that catastrophic events formed all features on the earth's surface. |
|
|
2 | | Rocks that are stressed by compressional forces, then return to their original shape have undergone |
| | A) | fracture strain. |
| | B) | plastic strain. |
| | C) | elastic strain. |
| | D) | mobile strain. |
|
|
3 | | Rocks that are stressed by pulling forces, then bending in a way that they do not return to their original shape have undergone |
| | A) | elastic strain. |
| | B) | plastic strain. |
| | C) | fracture strain. |
| | D) | mobile strain. |
|
|
4 | | Anticlines, synclines, and domes are evidence of |
| | A) | fracture strain |
| | B) | elastic strain. |
| | C) | plastic strain. |
| | D) | mobile strain. |
|
|
5 | | Normal faulting is associated with |
| | A) | elastic strain. |
| | B) | plastic strain. |
| | C) | pulling-apart stress. |
| | D) | compressional stress. |
|
|
6 | | Reverse or thrust faulting is probably the result of |
| | A) | pulling-apart stress. |
| | B) | compressional stress. |
| | C) | elastic stress. |
| | D) | plastic strain. |
|
|
7 | | About 15% of all the earthquakes that occur in the world do not have a shallow focus and occur |
| | A) | around the Mediterranean Ocean. |
| | B) | in the State of California, U.S.A. |
| | C) | in a narrow zone around the Pacific Ocean. |
| | D) | equally distributed around the world. |
|
|
8 | | Most earthquakes that occur worldwide are |
| | A) | near the surface along a fault. |
| | B) | deep, away from plate boundaries. |
| | C) | deep, but along converging plate boundaries. |
| | D) | near the surface away from plate boundaries. |
|
|
9 | | In California the boundary between the North American Plate and the Pacific Plate is known as |
| | A) | Juan de Fuca zone. |
| | B) | San Andreas fault. |
| | C) | Cascade volcano zone |
| | D) | Pacific Plate Beltway. |
|
|
10 | | Most earthquakes are explained by |
| | A) | the cooling and contracting of the earth. |
| | B) | the movement of rock blocks along faults. |
| | C) | an expanding earth surface from the creation of new crust. |
| | D) | rock slides in deep, subterranean caverns. |
|
|
11 | | The place on the earth's surface directly above the place where seismic waves originate is the |
| | A) | origin. |
| | B) | focus. |
| | C) | seismoplace. |
| | D) | epicenter. |
|
|
12 | | All seismic waves leave the focus of an earthquake at the same time, but some distance away the __?__ arrive first. |
| | A) | P-waves |
| | B) | S-waves |
| | C) | surface waves |
| | D) | none of the above. |
|
|
13 | | The time lag between the arrival of S- and P-waves is needed from a minimum of how many recording stations to locate the source of an earthquake? |
| | A) | 4 |
| | B) | 3 |
| | C) | 2 |
| | D) | 1 |
|
|
14 | | A very large ocean wave generated by an earthquake, landslide, or volcanic explosion is known as a (an) |
| | A) | tidal wave. |
| | B) | tsunami. |
| | C) | swell wave. |
| | D) | amplitude wave. |
|
|
15 | | The magnitude of an earthquake is usually reported by numbers and each higher number means |
| | A) | 10 times more energy. |
| | B) | an increasing level of awareness by people at the epicenter. |
| | C) | 10 times more movement and 30 times more energy. |
| | D) | a doubling of the amplitude of a swinging pendulum. |
|
|
16 | | One of the following was not formed by complex folding resulting from compressional forces. |
| | A) | Cascade Range |
| | B) | Appalachian Range |
| | C) | Rocky Mountain Range |
| | D) | Himalayan Range |
|
|
17 | | The Teton Mountains of Wyoming and the Sierra Nevadas of California are classic examples of |
| | A) | fault block mountains. |
| | B) | compressional folding. |
| | C) | volcanic intrusion. |
| | D) | complex folding. |
|
|
18 | | The volcanoes of the Cascade Mountain Range are |
| | A) | shield volcanoes. |
| | B) | low profile lava flows. |
| | C) | cinder cone volcanoes. |
| | D) | composite volcanoes. |
|