Mass Movement

What is mass movement?

• rocks being broken down

• an eruption of soil from a volcano

• the movement of material downslope

• the transportation of water

what are the factors that influence mass movement?

• wind, water, ice

• water content, human activity, vegetation and gradient

• rain, wind, gravity and earthquakes

• humans, rocks and erosion

What are these known as?

• terracettes

• ridges

• steps

• grass

What type of mass movement can be seen in this image?

• soil creep

• landslide

• bog burst

• mudflow

how can humans influence landslides?

• causing an earthquake

• pushing a rock down a mountain

• growing trees on slopes

• undercutting a slope

Mudflows occur on gentle to steep slopes

• true

• false

What is a lahar?

• a type of tree

• a volcanic mudflow

• a rock

• a really fast landslide

soil creep moves quicker than a landslide

• true

• false

what type of mass movement can be seen in this image?

• soil creep

• bog burst

• volcanic eruption

• lahar

Bonus round: Is this a landslide or a mudflow

• landslide

• mudflow