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 ____.