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Moraines are formed by the accumulation of debris, such as rocks and sediment, that glaciers transport as they advance and retreat. When a glacier moves, it erodes the landscape, picking up material along its path, which is then deposited at the glacier's edges or terminus. This process creates various types of moraines, including lateral, medial, and terminal moraines, depending on their location relative to the glacier. As glaciers melt, the debris remains, forming distinct landforms that reflect the glacier's history and movement.
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Why are moraines often fragmentary?
Moraines are often fragmentary because they are created by the accumulation of debris carried by a glacier. As the glacier moves and melts, it can deposit various sizes of rock fragments and till in a chaotic manner, leading to the fragmented appearance of the moraines. Additionally, the mixing and rearrangement of the debris by glacial processes can contribute to the irregular and broken nature of moraines.
Which formation is made of material that is frozen to the bottom if the glacier and carried along acting abrasive elements?
ground moraines
Moraines carried in the bottom of glaciers?
Moraines carried at the bottom of glaciers are called basal or ground moraines. They consist of rocks, soil, and other debris that have been plucked and eroded by the moving glacier. Basal moraines are typically deposited at the glacier's terminus or along its path as the glacier retreats.
When geographers observe moraines they can conclude that?
When geographers observe moraines, they can conclude that glaciers once extended to that location and deposited the moraine material. The size, shape, and distribution of the moraines can provide insights into the past behavior of the glaciers, such as their extent and direction of flow. Studying moraines can also help geographers understand past climate conditions and how they have changed over time.
What is a ridge or mound of debris chiefly boulders gravel sand and clay?
A ridge or mound of debris chiefly composed of boulders, gravel, sand, and clay is called a moraine. Moraines are deposited by glaciers and can be found in various formations, such as lateral moraines along the sides of glaciers or terminal moraines at the end of a glacier's advance. Moraines are important features in understanding past glacial activity.
How are the four types of moraines different from each other?
The four types of moraines are lateral, medial, terminal, and ground moraines. Lateral moraines form along the sides of a glacier, medial moraines are formed when two glaciers merge and their lateral moraines combine, terminal moraines mark the furthest extent of a glacier's advance, and ground moraines are the debris left behind beneath a glacier as it retreats.
Where are ground moraines located?
Ground moraines are located at the base of the glacier.
Moraines are abrasive elements carried in the bottom of a frozen glacier?
these moraines are abrasive elements carried in the bottom of a frozen glaicer aplus ground moraines
Where are moraines found on a glacier?
Moraines are found along the edges, flanks, and in the middle of glaciers. They are formed from debris and rocks that have been transported and deposited by the glacier's movement. Lateral moraines form along the sides, medial moraines run down the center, and terminal moraines are found at the glacier's terminus.
Why are terminal moraines usually larger than lateral moraines?
Because terminal moraines were formed around an ice lobe during the period when the ice was at its maximum size.
These moraines are ridges of rock debris formed along the sides of a moving glacier?
Terminal moraines or terminal
Is moraines famous?
some are.
What moraines are abrasive elements carried bottom of a frozen glacier?
Ground Moraines are abrasive elements that are carried in the bottom of a frozen glacier. Lateral Moraines are unsorted material deposited along the side of a valley glacier.
Why are moraines often fragmentary?
Moraines are often fragmentary because they are created by the accumulation of debris carried by a glacier. As the glacier moves and melts, it can deposit various sizes of rock fragments and till in a chaotic manner, leading to the fragmented appearance of the moraines. Additionally, the mixing and rearrangement of the debris by glacial processes can contribute to the irregular and broken nature of moraines.
Ice erodes rock and deposits sediments to form?
Glacial ice erosion will form: * Corries (cirques) * Aretes * Pyramidal Peaks * U-shaped troughs * Hanging Valleys * Truncated Spurs * Rouche Moutonees * Striations * Rock Steps Sediment deposition (resulting from glacial processes) will form: * Ice-transported boulders * Erratics * Lateral moraines * Medial moraines * Terminal moraines * Recessional moraines * Push moraines * Varves * Eskers * Delta kames * Kame terraces * Braided streams * Flat bottoms to U-shaped valleys
What are flat deposits of rock?
moraines
Which formation is made of material that is frozen to the bottom if the glacier and carried along acting abrasive elements?
ground moraines
