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Erosion and Weathering

Erosion is the physical movement of rocks and soil and weathering is the chemical breakdown of rocks. Both natural processes can change earth's landscapes greatly.

5,026 Questions

Is ice the most effective erosion?

Ice can be a very effective agent of erosion, particularly in environments with cold temperatures where freezing and thawing cycles occur. Glaciers, for example, can erode large sections of land as they move over the landscape. However, the effectiveness of erosion also depends on factors such as the specific geology of the area, climate, and the amount of time available for erosion processes to take place.

Does weathering happen everyday?

Yes, weathering is a continuous process that occurs every day. It is the breaking down of rocks and minerals on Earth's surface due to various factors such as wind, water, and temperature fluctuations. Over time, weathering shapes the landscape by wearing down rocks and forming new landforms.

How does erosion effect landforms after a light rain?

After a light rain, erosion can cause minor changes to landforms such as smoothing of surfaces, shifting of sediment, and formation of small channels or gullies. This process is typically slow and gradual, with the impact being more noticeable over time with repeated rain events.

What is the process of carrying away rock fragments by water wind ice?

erosion - the process of weathering and transportation. Weathering is breaking the rocks down into smaller pieces through physical, chemical and biological processes which include water wind and ice. Erosion is breaking them down AND moving them. Hope this helped

How does this deposition help to explain the growth of swanage sa a tourist resort?

The deposition likely led to the creation of key geological features in Swanage, such as the white cliffs and sandy beaches, which attract tourists. Over time, tourists tend to visit Swanage to appreciate these natural landscapes, thus contributing to the growth of the town as a tourist resort. Additionally, the deposition process may have influenced the formation of other tourist attractions in the area.

How do road construction cause weathering and soil erosion?

Road construction can lead to weathering and soil erosion by disrupting the natural flow of water, causing increased runoff which can erode the soil. The removal of vegetation and topsoil during construction exposes the soil to elements, accelerating weathering processes. Additionally, heavy machinery compacts the soil, making it more susceptible to erosion.

What type of mass movement makes the most change in earth's surfaces?

Landslides are mass movements that can cause significant changes to the Earth's surface. They involve the downhill movement of rock, soil, and debris due to gravity and can reshape landscapes by altering the terrain and depositing material elsewhere.

What are some famous landmarks that have been changed from weathering or erosion?

One example of erosion and weathering is the Grand Canyon.

A 'famous' landmark could be the Matterhorn in the Alps, which is a pyramidal peak.

Another could be the Devil's Kitchen; a sea-cave (although there are many 'Devil's kitchens', many of which are also caused by erosion)

Another could be Strider's Edge; an arête

The Old Man of the Mountain, also known as the Great Stone Face or the Profile, was a series of five granite cliff ledges on Cannon Mountain in the White Mountains of New Hampshire, that, when viewed from the north, appeared to be the jagged profile of a face. It was the image they chose for the back of their state quarter. It collapsed in 2003, the victim of erosion.

What happens after the proceedings of a deposition hearing?

After a deposition hearing, the witness's testimony is transcribed into a written record. Both parties can then use this transcript to prepare for trial or settlement negotiations. The information gathered during the deposition may also be used as evidence in court.

What is an example of weathering in Edwards plateau?

An example of weathering in the Edwards Plateau could be the process of exfoliation, where outer layers of rock gradually peel away due to expansion and contraction caused by changes in temperature. This can result in large slabs of rock breaking off and forming distinctive domed landforms in the region.

Does ice wedging often causes potholes in streets?

Ice wedging is not a common cause of potholes in streets. Potholes are typically formed due to a combination of factors such as weathering, traffic, and poor road maintenance. Ice wedging primarily occurs in natural environments where water freezes and expands in cracks in rocks or soil.

What two ways can deposition occur?

Deposition can occur through the process of erosion, where sediment is deposited by wind, water, or ice. It can also occur through chemical processes, when minerals precipitate out of solution and accumulate on surfaces.

What stays the same when a limestone cobble is subjected to extensive abrasion?

The chemical composition of the limestone cobble remains the same when subjected to abrasion, as the mineral content does not change. However, the physical appearance and shape of the cobble will be altered due to the abrasion, resulting in smoother surfaces and potential changes in size and shape.

What are some examples of the geological erosion?

The shaping of the continents with the continent shift ,the cordilleran folds,the buckling of the earths crust to form the Himalaya mountains,opening up of drake passage,the melting of polar regions,the volcanic eruptions and lava flow.

+++ Sorry but NONE of those are examples of erosion! With the exception of polar ice melting ( a meteorological mechanism) they are all examples of plate tectonic events.

Examples of features formed by erosion are glacial and river valleys, coastal cliff topography, karst landscape, desert-environment topography such as mesas and wadis. Erosion itself is the removal of rock particles or solution, broken or dissolved from the parent rock by physical or chemical weathering.

What landforms are made by ground water erosion?

Groundwater erosion can create landforms such as caves, sinkholes, and karst topography. As water dissolves and transports soluble rocks like limestone, it can form underground caverns and passages. Over time, these features can collapse, creating sinkholes on the surface. Karst topography is characterized by unique surface features like sinkholes, disappearing streams, and springs, all formed by groundwater erosion in soluble rocks.

What is the moonsoon wind?

The monsoon wind is a seasonal wind pattern that brings heavy rainfall to certain regions. It occurs primarily in South and Southeast Asia, where the wind direction changes with the shift in pressure systems, leading to wet summers and dry winters.

Is the following sentence true or false More runoff generally means less erosion?

False. More runoff can actually lead to more erosion, as the increased water flow can carry away soil particles and contribute to erosion.

What type of event would most likely to form canyons and valleys?

Canyons and valleys are most likely formed by the erosive forces of water over long periods of time. This could include events such as heavy rainfall, flash floods, or the gradual flow of a river cutting through the landscape. Other factors like tectonic activity or glacial movements can also contribute to the formation of canyons and valleys.

What are the three factors that affect the rate of erosion?

some factors for surface erosion:

Farming, logging, and construction. Source: Prentice Hall Earth Science

The three factors responsible for rate of erosion are:

1. weather conditions (extreme heat/cold)

2. Amount and speed of Water and wind flow.

3. type of land surface (plains-soft top soil ,mountains-hard surface etc).

What would be the best thing to do in order to prevent erosion on a bare hill?

Planting vegetation such as grass or shrubs can help prevent erosion on a bare hill by creating root systems that stabilize the soil. Additionally, installing erosion control measures like retaining walls or terracing can help slow down water flow and prevent soil from washing away. Regular maintenance and monitoring of erosion-prone areas is also essential in preventing erosion.

How does erosion effect geysers?

Erosion can affect geysers by altering the shape and size of their vents or channels, potentially restricting or increasing the water flow. Sediment accumulation from erosion can also impact the heat transfer processes within the geyser, affecting its eruption patterns and overall activity. Additionally, erosion can expose geothermal features to the surface, making them more vulnerable to damage or interference from human activity.

What was the Wurm Glacial Period?

The Wurm Glacial Period, also known as the Last Glacial Maximum, was a period of intense glaciation that occurred about 20,000 years ago during the Pleistocene Epoch. It was characterized by extensive ice sheets covering much of North America, Europe, and Asia, leading to lower global sea levels and significant changes in climate. The Wurm Glacial Period had a major impact on the earth's landscape, shaping features like moraines, eskers, and drumlins that are still visible today.

Name the process involved in gradation?

The process involved in gradation is called "sorting," which refers to the separation and categorization of sediments based on their size, shape, and density. Sorting plays a key role in determining the texture and composition of sedimentary deposits.

How wounld a period of major erosion affect the isostatic adjustment of a mountain range?

A period of major erosion can lead to the removal of significant mass from a mountain range, causing it to rebound or rise due to isostatic adjustment. This adjustment occurs as the lithosphere beneath the mountain range readjusts to achieve equilibrium with the reduced load on top. Over time, the mountain range may experience changes in elevation and shape as a result of this isostatic adjustment process.