1 | What role does weathering play in mass wasting? |
|||
A) |
It is caused by chemical weathering | |||
B) |
It is caused by physical weathering | |||
C) |
Neither plays a role | |||
D) |
Both play a role | |||
2 | What is the down slope movement of material under the influence of gravity? |
|||
A) |
Mass wasting | |||
B) |
Pressure release | |||
C) |
Weathering | |||
3 | What happened in La Conchita, California in 1995 and 2005? |
|||
A) |
A landslide that was not a natural phenomenon | |||
B) |
A landslide that was not a natural disaster | |||
C) |
A landslide that was a natural phenomenon | |||
D) |
A landslide that was a natural disaster | |||
4 | In general, which of the following areas has the highest risk for mass wasting? |
|||
A) |
Florida and Gulf coast | |||
B) |
Appalachian region | |||
C) |
Great plains | |||
5 | What force causes mass wasting? |
|||
A) |
Excessive water | |||
B) |
Steep slopes | |||
C) |
Gravity | |||
6 | Which of the following is not a factor involved in mass wasting? |
|||
A) |
excessive amounts of water | |||
B) |
gravity | |||
C) |
the steepness of slopes | |||
D) |
the cohesiveness of the geological materials | |||
E) |
all of the above are factors in mass wasting | |||
7 | Which of the following is not accurate concerning water and mass wasting in unconsolidated (loose) materials? |
|||
A) |
Slopes can be unstable if the material is too dry | |||
B) |
Slopes can be more stable if the material has some water in it | |||
C) |
Slopes become unstable when a small amount of water is added | |||
D) |
Slopes become very unstable if there is too much water | |||
E) |
all of the above statements relating water and mass wasting are accurate. | |||
8 | If you needed to stabilize a hill slope, which method would most likely assist in destabilizing the slope and creating an environment that favors mass wasting events happening? |
|||
A) |
Plant a lot of trees and grass to lock the soil in place | |||
B) |
use wire mesh fencing to stabilize loose materials and keep them from falling down the slope | |||
C) |
install drain pipes and field tiles to encourage good drainage of excessive water | |||
D) |
building a big house on the top of a cliff so that the material is compressed by the weight of the home | |||
E) |
applying rock bolts that anchor loose materials to more solid bedrock underneath | |||
9 | Which of the following is not considered a mass wasting event? |
|||
A) |
a rock that falls off a cliff onto a roadway | |||
B) |
an avalanche that consists of ice, snow, trees and rocks | |||
C) |
a lahar or volcanic ash mixed with melt water from a volcanic eruption | |||
D) |
material that is saturated with water that breaks loose and flows down the hill slope | |||
E) |
all of the above are mass wasting events |
NLSC. Chemistry-Engaging Assignments for the New Lower Secondary Curriculum Assignment 1: Chemical Bonding Scenario: You…
4(a) what are your roles as citizen of Uganda? (b) Each and every individual in…
3(a) why do we political Eduction in the New Uganda curriculum? (b) Explain the roles…
Leave a Comment