Is the term for solution topography in areas of limestone bedrock quizlet?
________ is the term for solution topography in areas of limestone bedrock. Karst. You just studied 37 terms!
Which of the following is associated with areas of karst limestone topography?
quiz 11 geol
| Question | Answer |
|---|---|
| Which of the following is associated with areas of karst topography? sinkholes – soluble rock – caverns | all of these |
| A ________ is the icicle-like speleothem that grows down from the roof of a cavern | stalactite |
Which type of rock is most closely associated with karst topography?
Karst is a type of landscape and topography formed in areas with limestone or the other soluble rocks.
What is karst topography quizlet?
Karst topography is a is a landscape that is formed from the dissolution of soluble rocks. It is found in regions abundant in limestone, dolomite and gypsum. It is usually associated with sinkholes, dollies and caves, which are are key examples of drainage systems.
What rock type dominates the Ogallala Aquifer?
The Ogallala Formation consists mostly of coarse sedimentary rocks in its deeper sections, which transition upward into finer-grained material.
Is a notable characteristic of Mesa and scarp topography?
In mesa-and-scarp topography, natural bridges are associated with entrenched river meanders. … is a notable characteristic of mesa-and-scarp topography. Death Valley contains few alluvial fans.
Where are the landforms formed in limestone called karst?
The term karst is derived from the German form of the Slav word, krs or kras , meaning rock. The original use of the word was as a regional name for the area of massive limestone country to the north and south of the port of Rjeka in Yugoslavia, a district of many rocks, sinkholes and underground streams.
What karst means?
Definition of karst : an irregular limestone region with sinkholes, underground streams, and caverns.
What is karst bedrock?
Karst is a type of landscape where the dissolving of the bedrock has created sinkholes, sinking streams, caves, springs, and other characteristic features. Karst is associated with soluble rock types such as limestone, marble, and gypsum.
What is a solution Valley?
The collapse of a cavern over a large area can create a feature referred to as a solution valley or basin, sometimes referred to as a karst gulf, which from the air resembles a huge sinkhole. These depressions may reach hundreds of meters across and may contain numerous smaller, local sinkholes.
What does karst topography form?
Karst topography refers to natural landscape that is largely the result of chemical weathering by water, resulting in caves, sinkholes, cliffs, and steep-sided hills called towers. These features form when water picks up carbon dioxide from the atmosphere and ground to form carbonic acid.
What creates karst topography?
Karst is associated with soluble rock types such as limestone, marble, and gypsum. In general, a typical karst landscape forms when much of the water falling on the surface interacts with and enters the subsurface through cracks, fractures, and holes that have been dissolved into the bedrock.
Why is it called Ogallala Aquifer?
It was named in 1898 by geologist N. H. Darton from its type locality near the town of Ogallala, Nebraska. The aquifer is part of the High Plains Aquifer System, and resides in the Ogallala Formation, which is the principal geologic unit underlying 80% of the High Plains.
What is the geology of the Ogallala Aquifer?
The aquifer consists of sands, gravel, silts, and clay sediments that were deposited as part of ancient river systems approximately three to six million years ago during the Neogene geologic time period.
What is a mesa in geography?
A mesa is a flat-topped mountain or hill. It is a wide, flat, elevated landform with steep sides. Mesa is a Spanish word that means table. Spanish explorers of the American southwest, where many mesas are found, used the word because the tops of mesas look like the tops of tables.
What is mesa and butte?
Mesas are isolated, broad flat-topped mountains with at least one steep side. Mesas are abundant in the southwestern states of Colorado, New Mexico, Utah, and Arizona. Buttes. Buttes are smaller flat topped mountains or hills with steep slopes on all sides.
How is karst topography formed?
Karst is associated with soluble rock types such as limestone, marble, and gypsum. In general, a typical karst landscape forms when much of the water falling on the surface interacts with and enters the subsurface through cracks, fractures, and holes that have been dissolved into the bedrock.
Why are the landforms formed in limestone called?
A karst is an area of land formation created by eroding and dissolving portions of limestone or other soluble rock layers above or below the ground.
What type of bedrock is found in karst regions?
Karst landscapes form when water from rain and snow melt seeps through a relatively thin soil cover and into a fractured and soluble bedrock (limestone or dolostone).
Why is it called solution cave?
Solution caves are part of karst geology. These caves are formed when acidic water (water collecting carbonate from the limestone rocks) seeps into small cracks—dissolving the rock it touches.
What is karst topography and what does it form?
Karst is a type of landscape where the dissolving of the bedrock has created sinkholes, sinking streams, caves, springs, and other characteristic features. Karst is associated with soluble rock types such as limestone, marble, and gypsum.
Why is it called karst topography?
The term Karst was adopted by all the regions in the world that share these topographical features. Derived from the Paleoeuropean word for stone, karra, and called carusardius in Latin, Karst topography, prevalent in the European lands, is attested as "grast" in Slovenia since 1177, and "kras" in Croatia since 1230.
What type of aquifer is the Ogallala?
The Ogallala is an unconfined aquifer, and virtually all recharge comes from rainwater and snowmelt. As the High Plains has a semiarid climate, recharge is minimal.
Where is the Ogallala Aquifer?
The Ogallala Aquifer underlies parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming. From wheat and cows to corn and cotton, the regional economy depends almost exclusively on agriculture irrigated by Ogallala groundwater.
What is a butte in geology?
Buttes are tall, flat-topped, steep-sided towers of rock. Buttes were created through the process of erosion, the gradual wearing away of earth by water, wind, and ice. Buttes were once part of flat, elevated areas of land known as mesas or plateaus.
What is conical hill in geography?
A conical hill is a landform with a distinctly conical shape. It is usually isolated or rises above other surrounding foothills, and is often of volcanic origin.
What is a mesa geography?
A mesa is a flat-topped mountain or hill. It is a wide, flat, elevated landform with steep sides. Mesa is a Spanish word that means table. Spanish explorers of the American southwest, where many mesas are found, used the word because the tops of mesas look like the tops of tables.
What is karst topography in geography?
Karst Topography is the formation of landforms due to solution and deposition on any limestone or dolomitic region by the action of groundwater or surface water.
How does limestone affect topography?
As the rainwater flows over and down the limestone outcrop, it erodes the surface, resulting in the outcrop taking on a grooved or fluted appearance. A karst landscape's surface is often dotted with bowl-shaped hollows called sinkholes or dolines.
What are solution valleys?
The collapse of a cavern over a large area can create a feature referred to as a solution valley or basin, sometimes referred to as a karst gulf, which from the air resembles a huge sinkhole. These depressions may reach hundreds of meters across and may contain numerous smaller, local sinkholes.