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Is it hard? I think as long as you listen well in class, you'll be fine.
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It's not difficult, read more books and outlines, understand the internal relationship between geographical location, climate and environment, ecological environment, and topography, and you can remember it.
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No, I'm just a liberal arts student. As long as you look at the map and the outline, there is no problem in learning well.
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What grade? If you go to high school, it's very good, and if you finish college, it's easy to find a job, so it doesn't matter if it's difficult or not.
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As long as you lay the foundation, everything will be solved head-on.
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Answer: 1 Huangshui, Wei River.
2 The Yellow River mainly flows through temperate continental climate and temperate monsoon climate zone, and the annual precipitation is much smaller than that of the Pearl River Basin
3 Irrigation uses a lot of water.
4 In the middle reaches of the Yellow River, due to improper environmental protection, serious soil erosion has caused the river to have excessive sediment content
5 Midstream.
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(1) The names of the main tributaries of the Yellow River in the map are: Huangshui, Wei River (2) The Yellow River is longer than the Pearl River, but the water volume is only one-seventh of that of the Pearl River, and the reason is that the Yellow River mainly flows through the temperate continental climate and temperate monsoon climate zone, the annual precipitation is far less than that of the Pearl River Basin, the amount of rainwater replenishment is not large, the tributaries are few, and the residents along the Yellow River consume a lot of water
3) The reason for the decrease in the water volume of the Yellow River flowing through the Ningxia Plain and the Hetao Plain is: the large amount of irrigation water (4) The reason why the lower reaches of the Yellow River have become above-ground rivers is that the middle reaches of the Yellow River have caused serious soil erosion due to improper environmental protection, resulting in excessive sediment content of the river
5) The Yellow River is the largest river in the world, with 90% of the sediment content coming from the middle reaches of the river
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1.What about the map.
2. 3. 4.Agree with the answer upstairs.
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Select C, E, H
Analysis: According to the law of land use, looking at the figure from left to right, in the OE section, it is obvious that X has the highest income, in the EH section, it is obviously Y with the highest income, and the rest in the HJ section is the highest income of Z. Only by using it in this way can the best comprehensive economic benefits be obtained, so the boundary between the cultivation of these three crops should be c.
I hope for extra points! This is my first online question too! ~o(∩_o~
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From left to right, the OE segment X has the highest return, the EH segment Y has the highest return, and the HJ segment Z has the highest return
Choosing A A is the North Star.
The central axis of the earth is called the axis of the earth, and it is oblique, and the direction of the axis of the earth is always towards the north star, when the earth revolves, the direction of the earth's axis has not changed, and the north pole always points to the position near the north star. >>>More
In fact, this is a transitional knowledge linked to high school. >>>More
The shortest shadow indicates that the height of the sun is the largest, that is, it is 12:00 noon (local time) at this time, and when Beijing time is 12:20 degrees east longitude, it means that the difference between the two places is 5 degrees longitude, and the school is located at 120 degrees east longitude, that is, 115 degrees east longitude. >>>More
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Figure A was mapped in the winter and --- seasons of the ---, and Figure B was mapped in the summer --- seasons ---. >>>More