answersLogoWhite

0

Glaciers knock off and drag very hard boulders and gravels on their path to melting. The contact points between the entrapped rocks and the surrounding bedrock act like a giant piece of sandpaper, either scratching grooves in, or smoothing the abraded surface.

User Avatar

Wiki User

10y ago

What else can I help you with?

Continue Learning about Earth Science

The glacial scouring by bedrock embedded in ice is erosion by?

The glacial scouring by bedrock embedded in ice is erosion by abrasion. This process occurs as the moving ice carries and grinds rocks against the underlying bedrock, wearing it down over time.


What can attributed to glacial abrasion?

Glacial abrasion is primarily attributed to the movement of glaciers over bedrock, which causes them to pluck and grind rock fragments from the underlying surface. The weight and pressure exerted by the glacier as it moves can also contribute to the abrasion process, wearing down the bedrock and polishing the surface over time. Additionally, the presence of debris and sediment within the glacier can act as abrasive agents, further enhancing the erosive effects of glacial movement.


What are two types of glacial erosion?

Two types of glacial erosion are plucking, where rocks and sediments are plucked from the bedrock by the moving glacier, and abrasion, where the glacier's movement causes it to scrape and polish the underlying bedrock.


What are the three main types of glacial erosion?

The three main types of glacial erosion are plucking, abrasion, and quarrying. Plucking occurs when rocks are lifted and carried away by the moving glacier. Abrasion happens when rocks and sediment carried by the glacier scrape against the bedrock, wearing it down. Quarrying involves the glacier breaking off and carrying away large chunks of bedrock.


How do wind and glaciers compare and contrast when it comes to abrasion of rocks?

Wind abrasion occurs in dry and arid environments where particles carried by the wind wear down rock surfaces through impact. Glacial abrasion, on the other hand, happens in icy environments where glaciers grind against rock surfaces as they move, causing striations and polishing. Both processes involve the physical wearing down of rocks, but wind abrasion is typically more widespread and affects smaller particles, while glacial abrasion is more localized and can leave distinct marks.

Related Questions

How are glacial abrasion formed?

Glacial abrasion is formed when rocks and sediments carried by a glacier scrape against the underlying bedrock, causing it to be worn away and smoothed. The movement of the glacier, combined with the debris it carries, acts like sandpaper on the bedrock surface, creating grooves and scratches known as striations. Over time, this process results in the characteristic polished and striated surfaces that are indicative of glacial abrasion.


The glacial scouring by bedrock embedded in ice is erosion by?

The glacial scouring by bedrock embedded in ice is erosion by abrasion. This process occurs as the moving ice carries and grinds rocks against the underlying bedrock, wearing it down over time.


What can attributed to glacial abrasion?

Glacial abrasion is primarily attributed to the movement of glaciers over bedrock, which causes them to pluck and grind rock fragments from the underlying surface. The weight and pressure exerted by the glacier as it moves can also contribute to the abrasion process, wearing down the bedrock and polishing the surface over time. Additionally, the presence of debris and sediment within the glacier can act as abrasive agents, further enhancing the erosive effects of glacial movement.


What are two types of glacial erosion?

Two types of glacial erosion are plucking, where rocks and sediments are plucked from the bedrock by the moving glacier, and abrasion, where the glacier's movement causes it to scrape and polish the underlying bedrock.


What are the three main types of glacial erosion?

The three main types of glacial erosion are plucking, abrasion, and quarrying. Plucking occurs when rocks are lifted and carried away by the moving glacier. Abrasion happens when rocks and sediment carried by the glacier scrape against the bedrock, wearing it down. Quarrying involves the glacier breaking off and carrying away large chunks of bedrock.


How do wind and glaciers compare and contrast when it comes to abrasion of rocks?

Wind abrasion occurs in dry and arid environments where particles carried by the wind wear down rock surfaces through impact. Glacial abrasion, on the other hand, happens in icy environments where glaciers grind against rock surfaces as they move, causing striations and polishing. Both processes involve the physical wearing down of rocks, but wind abrasion is typically more widespread and affects smaller particles, while glacial abrasion is more localized and can leave distinct marks.


What does glacial polish results from?

Glacial polish results from the grinding action of glaciers as they move and slide over bedrock, smoothing and polishing the surface of rocks. This process is primarily caused by the abrasion of rock particles and debris carried by the glacier against the bedrock.


What are 2 ways glaciers erode the land?

The two processes are abrasion and plucking.What processes lead to glacial erosion? Describe them.The two main processes that lead to glacial erosion are plucking and abrasion. Plucking is the process by which a glacier picks off rocks as it blocks over the land. The rock fragments freeze to the bottom of the glacier, gouging and scratching the bedrock as the glacier advances in the process of abrasion.


What caused the glacial grooves?

Glacial grooves were caused by the movement of rocks and debris embedded in the base of a glacier as it moved over bedrock. The pressure and abrasion from the rocks scraping against the bedrock created the grooves.


Is a U-shaped valley constructive or destructive?

A U-shaped valley is considered a glacial landform resulting from the erosive action of a glacier. It is classified as a destructive force as the glacier carves and deepens the valley by plucking, abrasion, and glacial erosion.


Which term best describes the rate at witch glacial erison takes place?

The term that best describes the rate at which glacial erosion takes place is "glacial abrasion." This process involves the grinding and scraping action of a glacier as it moves over the land, wearing down rock surfaces and shaping the landscape.


How do glaciers help?

Glaciers can produce boulder clay which is the result of glacial abrasion. Boulder clay forms the basis of clay type soils in England.