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The rate of the erosion by glaciation is determined by the: 
1. Velocity of the flow 
2. Gradient of the slope 
3. Temperature of the ice 
Choose from the following options.
  • a)
    1 and 2 only
  • b)
    2 and 3 only
  • c)
    1 and 3 only
  • d)
    All of them
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
The rate of the erosion by glaciation is determined by the: 1. Veloci...
  • Large angular fragments cut deep into the underlying rocks, so all glaciated floors bear evidence of striation or scratching. The finer materials smooth and polish the rock surfaces and produce finely ground rock flour.
  • The rate of erosion is determined by several factors such as the velocity of flow, gradient of the slope, the weight of the glacier, the temperature of the ice, and the valley's geological structure.
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The rate of the erosion by glaciation is determined by the: 1. Veloci...
Velocity of the flow:
- The rate of erosion by glaciation is influenced by the velocity of the flow of the glacier. Faster-flowing glaciers tend to erode more efficiently as they can pick up and carry larger quantities of debris, leading to more significant erosion.
- Glaciers with higher flow velocities have more power to erode the landscapes they move through, carving out valleys, smoothing surfaces, and shaping the land.

Gradient of the slope:
- The slope gradient plays a crucial role in determining the rate of erosion by glaciation. Steeper slopes tend to experience more rapid erosion as the force of the moving glacier is concentrated on a smaller surface area, leading to increased abrasion and plucking.
- Glaciers flowing down steep slopes can erode more vigorously, creating deep valleys and sharp features as they carve through the landscape.

Temperature of the ice:
- The temperature of the ice in a glacier can also impact the rate of erosion. Colder ice tends to be harder and less prone to melting, allowing it to maintain its shape and erosive capabilities for more extended periods.
- Warmer ice, on the other hand, may melt more easily, reducing the glacier's ability to erode effectively. The temperature of the ice can also affect the amount of meltwater present, which can further enhance erosion processes.
Therefore, all three factors - velocity of the flow, gradient of the slope, and temperature of the ice - play essential roles in determining the rate of erosion by glaciation. By understanding and considering these factors, scientists can better predict and analyze the impact of glaciers on the landscape.
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The rate of the erosion by glaciation is determined by the: 1. Velocity of the flow 2. Gradient of the slope 3. Temperature of the ice Choose from the following options.a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of themCorrect answer is option 'D'. Can you explain this answer?
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The rate of the erosion by glaciation is determined by the: 1. Velocity of the flow 2. Gradient of the slope 3. Temperature of the ice Choose from the following options.a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of themCorrect answer is option 'D'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about The rate of the erosion by glaciation is determined by the: 1. Velocity of the flow 2. Gradient of the slope 3. Temperature of the ice Choose from the following options.a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of themCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The rate of the erosion by glaciation is determined by the: 1. Velocity of the flow 2. Gradient of the slope 3. Temperature of the ice Choose from the following options.a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of themCorrect answer is option 'D'. Can you explain this answer?.
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