Mass Movement Flashcards
(5 cards)
1
Q
Rockfall
A
Here rocks are dislodged from the cliff due to weather and marine erosion
Creates small boulder and can see visible due to scree slopes
2
Q
Blockfall
A
Larger and bigger boulders that sit at the base of the cliff are dislodged from the face of the cliff
3
Q
Rotational slumping
A
Creates a seaward curved surface where masses of material rotate downwards
Large role of water involvement
4
Q
Topple
A
Where rock strata have a very seaward dip and quickly lead to instability of blocks of material toppling seaward
5
Q
Flow
A
When weak unconsolidated rock become saturated and lose this cohesion and flow downslope