esci 41-60
Terms
undefined, object
copy deck
-
41. Mid-ocean ridges display what types of plate boundaries?
a. divergent and convergent
b. convergent and transform
c. transform and subductive
d. divergent and transform
e. only convergent
- divergent and transform
-
42. Which of these factors influence the type and rate of weathering?
a. mineral content/b. climate
c. presence of joints
d. topography/slope
e. all of the above
- all of the above
-
43. Among the controls of soil formation are _____
a. plants and animals
b. slope
c. climate
d. time
e. all of the above
- all of the above
-
44. The main source of magma creating seafloor volcanic mounts and isles r
a. the subduction of oceanic and continental plates
b. 2 continentalplates
c. iso pockets of relative stationary magma called hotspots
d. all of these
< - isolated pockets of relative stationary magma called hotspots
-
45. The decayed remains of animal and plant life in soil are known as__
a. humus
b. regolith
c. laterite
d. parent material
e. none of these
- humus
-
46. Which one of the answers below lists soil horizons in the correct order from top to bottom?
a. A,B,C,O,E
b. O,C,B,A,E
c. O,A,B,C,E
d. C,B,A,O,E
e. O,A,E,B,C - O,A,E,B,C
-
47. Which of the following statements best describes slump?
a. slippage of a mass of material moving as a unit along a curved surface
b. blocks of bedrock sliding down a slope
e. none of these - slippage of a mass of material moving as a unit along a curved surface
-
48. Which of the following terms is used to describe the way materials move during mass wasting?
a. fall/b. slide
c. flow/d. all of the above
e. both slide and flow
- all of the above
-
49. The controlling force of mass wasting is ___________
a. water/b. gravity
c. composition of surface material
d. earthquake activity
e. none of these - gravity
-
50. Alternate wetting and drying and the freezing and thawing of water in soil and/or rock often leads to __
a. creep/b. debris flow
c. rockslide/d. earth flow
e. none of these - creep
-
51. ____________ is exhibited when a “tongue†of clay-rich material flows down slope in a humid region.
a. Creep/b. Debris flow
c. Solifluction/d. Earth flow
e. none of these
- Debris flow
-
52. Quartz is easily weathered to clay.
a. True
b. False
- false
-
53. ______________ is associated with frigid regions at high latitudes.
a. Creep/b. Debris flow
c. Solifluction/d. Earth flow
e. none of these
- Solifluction
-
54. Impermeable surfaces decrease water runoff that minimizes flooding.
a. True
b. False
- false
-
55. Chemical weathering does occur in arid regions.
a. True
b. False - false
-
56. Marble is very resistant to chemical weathering.
a. True
b. False
- false
-
57. Solifluction is more commonly observed in Florida than in Alaska.
a. True
b. False
- false
-
58. The hard rocky lithosphere “floats†on the partly melted Asthenosphere.
a. True
b. False
- true
-
59. Deep earthquakes, volcanic arcs and deep-ocean trenches are associated with subducting plates.
a. True
b. False
- true
-
60. Converging continental plates were responsible for the formation of the Cascade Mountains.
a. True
b. False - false