The mountain peaks shown below were initially formed millions of years ago through the processes of folding, faulting, and overt
hrusting. Image courtesy of the U.S. NPS Over the past several million years, these peaks have been gradually worn down. If not for the process of _______ carrying small bits of sediment away, the peaks above might be 1,000 meters taller. A. erosion B. chemical weathering C. deposition D. physical weathering
2 answers:
Answer:
A. Erosion
Explanation:
Erosion is the process in which soil and rock are worn away and transported by wind or water and transported to another location.
The image below shows how water has eroded a coastline.
B is wrong. Chemical weathering is the disintegration of rocks by reactions with water and the acids dissolved in it
C is wrong. Deposition is the process in which sediments carried by wind, water or ice are deposited at another location.
D is wrong. Physical weathering is the breakdown of rocks and soil by physical processes like the freezing of ice in the cracks of rocks.
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Answer:
<h2>0.17 moles</h2>Explanation:
To find the number of moles in a substance given it's number of entities we use the formula
where n is the number of moles
N is the number of entities
L is the Avogadro's constant which is
6.02 × 10²³ entities
We have
We have the final answer as
<h3>0.17 moles</h3>Hope this helps you