Geography of Nature Final
all four answers are correct
Water triggers landslides because ____.
hot, wet climates
Chemical weathering is more rapid and effective in ____.
of all three factors: fracturing, and forceful, deeper weathering upon and within more exposed corners
Spheroidal weathering occurs in desert rocks because ____.
aquifer
Water flows more quickly in a(n) ____.
is a carbonated oxidizing and reducing agent
Water is a particularly good chemical weathering method because it ____.
esker
A raised stream-bed caused by deposition in streams within glaciers is called a(n) ____.
all of these
As opposed to aggradation, incision is caused by ____.
fine particles in suspension
Dust clouds tend to carry ____.
limestone
Karst topography is common to areas of ____.
both : downhill plucking & uphill scouring
Material is removed from a Roche Moutonnee by ____.
slow motion of soil over smooth layers such as ice or mud
Solifluction is ____.
radial
Stratovolcanos produce ____ stream patterns.
glacial melt
Submergent coastlines are predominantly caused by ____.
cause gravity to overcome friction, causing slope failure
Surfaces steepened beyond their angle of repose ____.
all of these
sediment yield is a function of (among other things)
coral growth
Atolls are maintained by ____.
all are true
Glacial lakes occur because of ____.
the ocean and inland seas
Ultimate base levels include ____.
increases elevation, and therefore slope
Uplift is important to erosion primarily because it (pick one) ____.
erosion
Weathering is breakdown but _____________________ is the removal of rocks.
breakdown of rocks into smaller units, including soil
Weathering is the ____.
ice is below most soils
Wet soils are common in periglacial regions because____.
catastrophic failure of cave roofs
collapse sinkholes involve ____.
relative movement of the earth sun and moon
High and low tides are caused by ___.
all answers are correct
Stream terraces are caused by ____.
old
The lower Mississippi River basin, with its meanders and oxbow lakes is considered a(n) ____ river.
strong winds from one direction and a large sand supply
Transverse dunes form due to ____.
sediment load is lost when streams and rivers slow down
Alluvial fans and delta fans occur when ____.
the amount of water held in suspension by capillary action after draining
Field capacity is ____.
WATER because it is so dense and fast flowing
The most effective and significant erosion and transportation agent is ____.
saltation and traction
Bed load includes ____.
all answers are correct
Chemical weathering occurs because ____.
expand when they do so, cracking rock
Freezing water and salt crystal formation produce physical weathering because they ____.
when ground cracks and fills with water which freezes
Ice wedge polygons form ____.
winters have larger waves
In many places across the globe, summer beaches have more sand and shallower slopes than winter beaches (which may also have more coarser pebbles and rocks) because ____.
soil particle size increases
Infiltration increases as ____.
both answers are correct: water flow over a longer distance produces more friction & dry soil has more empty pore space
Infiltration slows down in a rainstorm because ____.
zone of ablation
The rocks and and deposited air particulates increase ice removal in the ____.
creep
The slowest mass movement is ____.
the wave length is less than twice the sea bed depth
Waves become larger and bend towards land (refract) when ____.
all four factors
Wave height is affected by ____.
