Close

2018-10-24

Which of these is a type of mass movement in which materials move like a river?

Which of these is a type of mass movement in which materials move like a river?

The best choice would be A, Mudflow.

Which of these is a type of mass movement?

Types of Mass Movement: Creep; Fall, Slip, Flow; Solifluction; Rock Glaciers; Slumping (Earthflow); Mudflow (lahar); Debris Flow, Debris Slide, Debris Avalanche; Rockslide; Rockfall; Debris Fall. Deposits: Collurium; Talus. Submarine Mass Movements: Slumps (Olistostromes); Debris Flows; Turbidity Currents.

What ways material can move during mass movement events?

Slides, Falls, Slump and Creep, and flows are some ways material can be moved. Fall is when movement in a mass movement event involves the free fall of detached individual pieces of any size.

What are the precautions of landslide?

What To Do After a Landslide

  • Stay away from the slide area.
  • Listen to local radio or television stations for the latest emergency information.
  • Watch for flooding, which may occur after a landslide or debris flow.
  • Check for injured and trapped persons near the slide, without entering the direct slide area.

What is landslide and causes?

Almost every landslide has multiple causes. Landslides can be initiated in slopes already on the verge of movement by rainfall, snowmelt, changes in water level, stream erosion, changes in ground water, earthquakes, volcanic activity, disturbance by human activities, or any combination of these factors.

Can a landslide be predicted?

To be able to predict landslides, scientists have developed slope stability models to analyze the risk locally. More recently, NASA has created a preliminary algorithm to map landslide hazards globally using satellite measurements of rainfall, land cover and other surface variables.

Is the device which is used to detect landslides?

Fibre-optic sensors embedded in shallow trenches within slopes could help detect and monitor both large landslides and slow slope movements. The fibre-optic sensors placed in the ground bend with any shift in the land mass and register the movement as a loss of light.

How does climate change impact erosion?

Climate changes, such as more frequent and intense rain events, can increase erosion and result in greater amounts of sediment washing into rivers, lakes and streams. The impacts from changing levels of erosion and sedimentation threaten fish, invertebrates and aquatic vegetation, in particular.

Why is landslide considered a hazard?

Earthquakes are a major cause of landslides. Landslides occur when masses of rock, earth material, or debris flows move down a slope due to gravity. Landslides can occur on any terrain if the conditions are right, and cause significant damage and casualties to people and property.