degradational/ erosional l'forms
aggradational/ depositional l'forms
alluvial fan
rain splash
rills, gulleys
headward erosion
stream load: suspended, dissolved, bed
sliding, tumbling, saltation
channel scouring
alluvium
graded stream
alluvial stream
flood plain, bluffs, levee, yazoo streams, backwater swamps
oxbow lake, cutoff meander, scar
cut bank, point-bar deposits
bar-and-swale topography
down-valley sweep
base level
stream rejuvenation
entrenched meanders
stream terrace
natural bridge

oceanic and continental crust, mantle, inner and outer core
lithosphere, asthenosphere
lithospheric plates, plate boundaries
orogenesis
plate divergence, spreading
mid-oceanic ridge
axial rift
passive continental margin
continental shelf
plate convergence, collision
plate subduction
oceanic trenches
volcanic chain/arc
tectonic activity
plate tectonics
transform fault, San Andreas
active continental margin
hot spots, mantle plume
Alpine mountain systems
earthquakes
Precambrian time
Paleozoic, Mesozoic, Cenozoic Eras
Pleistocene, Holocene Epochs
continental drift, Pangaea

plutons: batholiths, sills, dikes, veins
volcanic: magma chamber, crater, gas, lava, pyroclastics
composite volcano (stratovolcano)
shield volcano
caldera
flood basalt
cinder cones
faults: normal, reverse, transform, overthrust, fault plane, fault scarp
graben, horst
Basin and Range
folds: anticline and syncline
Valley and Ridge
topographic inversion