Earth Science Geology, the Environment, and the Universe

Section 1: Mass Movements

Self-Check Quizzes-English

1
Look at the figure of a landslide in New York State in 1993. What was a possible danger of this event?
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A)people could get trapped in snow and ice
B)the valley could fill in with earth
C)an entire city could be washed away
D)the creek could be blocked up by the moved earth
2
How does a lahar differ from a mudflow?
A)A lahar is much larger and lasts longer than a mudflow.
B)A lahar is formed of melted snow and ash, a mudflow is formed of mud and water.
C)Lahars only occur in mountainous areas, mudflows can occur in all areas.
D)There is no difference; both words mean the same thing in different parts of the world.
3
What type of mass movement involves slow and steady downhill movement of loose material?
A)creep
B)flow
C)slide
D)slump
4
The downslope movement of loose sediment and rock by the force of gravity is called __________.
A)weathering
B)meandering
C)erosion
D)mass movement
5
What are landslides called when the material being moved downslope is snow?
A)slump
B)avalanche
C)creep
D)rockfall
6
Which is not a factor that contributes to mass movement?
A)the weight of the material
B)the material's resistance to sliding
C)the presence or absence of water
D)the age of the material involved
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