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Two students designed an experiment to study soil erosion. A steady stream of water flows from a faucet into a tray holding sand and gravel. The water forms a channel by eroding some of the sand and gravel. How can the students increase the amount of sand and gravel being eroded?
  • a)
    By increasing the water temperature
  • b)
    By adding coarse gravel to the tray
  • c)
    By increasing the tilt of the tray
  • d)
    By reducing the amount of flowing water
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
Two students designed an experiment to study soil erosion. A steady st...
Explanation:

Soil erosion is the process by which soil particles are carried away by water, wind or ice. The experiment designed by the students involves the erosion of sand and gravel by a steady stream of water. The question asks how the students can increase the amount of sand and gravel being eroded.

Increasing the tilt of the tray:

The best way to increase the amount of sand and gravel being eroded is by increasing the tilt of the tray. When the tray is tilted, the water flows faster and with greater force. This increased force causes more sand and gravel to be eroded. The greater the tilt, the greater the force of the water and the more erosion that occurs.

Other options:

Adding coarse gravel to the tray would actually decrease the amount of erosion that occurs. Coarse gravel is less likely to be eroded than sand, so adding it to the tray would reduce the amount of sand and gravel that is eroded.

Increasing the water temperature would not have any effect on erosion. The temperature of the water does not affect its ability to erode soil.

Reducing the amount of flowing water would also decrease erosion. Less water flowing means less force and less erosion.

Conclusion:

Therefore, the correct answer to the question is option C - by increasing the tilt of the tray.
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Two students designed an experiment to study soil erosion. A steady stream of water flows from a faucet into a tray holding sand and gravel. The water forms a channel by eroding some of the sand and gravel. How can the students increase the amount of sand and gravel being eroded?a)By increasing the water temperatureb)By adding coarse gravel to the trayc)By increasing the tilt of the trayd)By reducing the amount of flowing waterCorrect answer is option 'C'. Can you explain this answer?
Question Description
Two students designed an experiment to study soil erosion. A steady stream of water flows from a faucet into a tray holding sand and gravel. The water forms a channel by eroding some of the sand and gravel. How can the students increase the amount of sand and gravel being eroded?a)By increasing the water temperatureb)By adding coarse gravel to the trayc)By increasing the tilt of the trayd)By reducing the amount of flowing waterCorrect answer is option 'C'. Can you explain this answer? for Class 4 2024 is part of Class 4 preparation. The Question and answers have been prepared according to the Class 4 exam syllabus. Information about Two students designed an experiment to study soil erosion. A steady stream of water flows from a faucet into a tray holding sand and gravel. The water forms a channel by eroding some of the sand and gravel. How can the students increase the amount of sand and gravel being eroded?a)By increasing the water temperatureb)By adding coarse gravel to the trayc)By increasing the tilt of the trayd)By reducing the amount of flowing waterCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 4 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Two students designed an experiment to study soil erosion. A steady stream of water flows from a faucet into a tray holding sand and gravel. The water forms a channel by eroding some of the sand and gravel. How can the students increase the amount of sand and gravel being eroded?a)By increasing the water temperatureb)By adding coarse gravel to the trayc)By increasing the tilt of the trayd)By reducing the amount of flowing waterCorrect answer is option 'C'. Can you explain this answer?.
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