geomorphlogy Flashcards
1
Q
water freezing in crakcs
A
frost wedging
2
Q
expansion of moist soil die to freezing
A
frost heave
3
Q
growth of salt crystals along cracks
A
salt crystal growth
4
Q
onion-like layers of rock
A
sheeting
5
Q
sheeting: reduction in pressure of the overlying rocks
A
unloading
6
Q
sheeting: continued weathering causes slabs to seperate
A
exfoliation
7
Q
weathering caused by organism
A
biological activity
8
Q
caused by chemical alteration
A
spheroidal weathering
9
Q
factors of mass wasting
A
rock properties climate differential weathering water oversteepened slopes removal of vegetation earthquakes
10
Q
the maximum angle at which material can remain stable
A
angle of reposes
11
Q
bouma sequence: poorly sorted sand and structureless
A
Ta
12
Q
bouma sequence: laminated sand
A
Tb
13
Q
bouma sequence: cross laminated medium to fine sand
A
Tc
14
Q
bouma sequence: laminated silt
A
Td
15
Q
bouma sequence: hemipelagic deposited
A
Te
