10 Questions
What is the main purpose of Earth's rivers mentioned in the text?
To collect and drain excess water from the land
Why is stagnant water on land considered harmful?
It prevents plant growth
What concept is highlighted in the quote 'All the rivers run into the sea; yet the sea is not full'?
Water cycle
How does the text portray the relationship between land and rivers?
Land gives gifts to rivers, which in turn drain excess water back to the land
What is implied about the greatness of rivers from the text?
The true scale of rivers' tasks is often underestimated by observers
What is the approximate annual water drainage of the Seine into the Ocean?
5 cubic miles
Which river mentioned in the text is known for being fed by over one hundred and fifty glaciers?
Rhine
Approximately how many square miles of land does the Yangtsekiang river drain?
650,000 square miles
How much water does the Rhine river contribute to the Ocean annually?
10 cubic miles
What is the total approximate water drainage of the Yangtsekiang river into the Ocean every hundred years?
1,000 cubic miles
Study Notes
Importance of Rivers
- Earth's rivers main purpose is to drain water from the land to the sea.
Harm of Stagnant Water
- Stagnant water on land is considered harmful.
Water Cycle
- The quote 'All the rivers run into the sea; yet the sea is not full' highlights the concept of the continuous water cycle.
Land-River Relationship
- The text portrays the relationship between land and rivers as interdependent, where rivers drain water from the land.
Significance of Rivers
- The text implies that rivers are great and play a crucial role in the water cycle.
River Facts
- The Seine river drains approximately __ annual water into the Ocean.
- The river fed by over one hundred and fifty glaciers is __.
- The Yangtsekiang river drains approximately __ square miles of land.
- The Rhine river contributes approximately __ water to the Ocean annually.
- The Yangtsekiang river's total approximate water drainage into the Ocean every hundred years is __.
Explore the concept of rivers flowing into the sea with references to poetry and wisdom from ancient times. Reflect on the inevitability and continuity of nature's cycles as rivers merge into the vast sea.
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