4. Which quartz sample has probably undergone abrasion in a stream for the longest period of time? A) В) D)
4. Which quartz sample has probably undergone abrasion in a stream for the longest period of time? A) В) D)
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Transcribed Image Text:2. A landslide is an example of
A) river deposition
B) glacial scouring
C) mass movement
D) chemical weathering
3. Unsorted, angular, rough-surfaced cobbles and
boulders are found at the base of a cliff. What most
likely transported these cobbles and boulders?
A) running water
B) wind
C) gravity
D) ocean currents
4. Which quartz sample has probably undergone
abrasion in a stream for the longest period of time?
A)
B)
D)
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- Abrasion is an erosion phenomenon that happens as a substrate is carried away overtime on a surface.
- It is the friction mechanism caused by the sculpture, scrap, wear, branding, and scraping of materials. The abrasion strength relies on the hardness intensity, speed, and mass of moving particles. Generally, abrasion happens in four forms.
- Physical aeolian abrasion is confined to corners and borders, on the one side..
- An abrasion of the quartz sand in-stream indicates that the chipping of margins and corners steadily circles particles of high initial angularity.
- Grains are identical to desert dune sand grains in comparison to rounding and surface texture microscopically following forty-eight hours of abrasion.
- Initially, high weight reduction is seen in contrast to consequential abrasion by initial grain (solely by edge chipping).
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