Erosion Bell ringer number 2

Define Gravity

Is a force that move rock and other material downhill

Gravity Causes ____ _____

Mass, Movement

list the 4 types of mass movement

Landslides, mudflows, slumps, and creep

A _______ is the most destructive type of mass momvent

landslide

When do mudslide often occur

After heavy rain in a normally dry area

Ab earthquakes can trigger a _______ and a ___

mudflow and landslide

Define slump

A mass of rock and soil suddenly slips down a slope

Define Creep

Is the very slow downhill movement of rock and soil

How do creeps form

from the freezing and thawing water in cracked layers of rock beneath soil

Object such as trees and fences may look ________ because of creeps

Tilled