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If only everything went well! I'm here to watch you ......I'm together! I don't want to bother you anymore
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Because the method is not practical, it is not easy to implement, and some people lose the elephant when they kill it, Cao Cao just wants to know the weight of the elephant, and from this point of view, the intelligence of the ** is not good, and he wants to reward the elephant to others. I don't want to kill the elephant, all I get is a number, and for the sake of a number, it's not cost-effective to kill the elephant. There are other people's methods that are not convenient for practical operation, so Cao Cao shook his head when he heard the ** method.
Cao Chong's method of weighing the elephant:
1. Lead the elephant to the boat first.
2. With a pen, write down the waterline depth.
3. After taking the elephant away, bring a pile of stones and put them back on the boat.
4. Stop putting stones when you reach the waterline.
5. Then take all the stones and weigh them all to get the total weight of the elephant.
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Cao Chong's talent highlights Cao Chong's young age, which not only shows that Cao Chong is smart and clever, but also willing to think of ways and use his brains when encountering things, and dares to put forward his correct opinions. The story of "Cao Chong Called the Elephant" is taken from "Three Kingdoms".
In fact, the method used by the clever Cao Chong was the "equal substitution method". By replacing the elephant with many stones, marking the side of the ship, making the elephant and the stone have the same effect, and weighing the stone again and again, so that "big" can be transformed into "small", divide and conquer, and this problem will be satisfactorily solved.
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Cao Chong called the scientific principle of success "the principle of ups and downs."
When the boat where the elephant is in equilibrium, taking the elephant as the object of study, the gravity of the elephant is equal to the buoyancy of the elephant, and when the boat where the stone is in balance, the gravity of the stone is equal to the buoyancy of the stone, because the water line is the same, which proves that the pressure of the elephant and the stone on the boat is the same as the mountain bureau of the stool, so that the gravity of the elephant and the stone is the same, according to g = mg, the mass of the two is the same.
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It reflects Cao Chong's quick-thinking, intelligent and clever qualities.
Synopsis: By the time Cao Chong was five or six years old, his level of knowledge and judgment was comparable to the wisdom of an adult. At that time, Sun Quan sent an elephant, and Cao Cao wanted to know the weight of the elephant and asked his subordinates about it, but his subordinates could not say how to weigh the elephant.
Cao Chong said: "First put the elephant on the big boat, mark the place where the water surface reaches, then take the elephant down, and then let the boat load other things, weigh these things, then you can know by comparison." Cao Cao was very happy to hear this, and immediately did so.
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I think it should reflect that he should be a smarter person, and the rest should be nothing, after all, this story just shows that this person was very smart when he was young, and he can think of this method to prove this, as for the rest, it should not be visible, after all, the purpose of the person writing this story is to prove that this person is smarter.
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Tao Chong's translation of the elephant is written about the seven-year-old Cao Chong, who weighed the weight of the elephant with a boat and a stone, showing Cao Cao. What the quality of whatever.
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The ingenuity of Cao Chong's elephant is that when Cao Chong was five or six years old, his knowledge and judgment ability were like that of an adult, and adults were unable to think about problems from this perspective, but Cao Chong thought of it. The ingenuity lies in Cao Chong's divergent thinking, which allows him to think about this problem from a different perspective and calculate the weight of the elephant.
In fact, the method used by the clever Cao Chong was the "equal substitution method". By replacing the elephant with many stones, marking the side of the ship, making the elephant and the stone have the same effect, and weighing the stone again and again, so that "big" can be transformed into "small", divide and conquer, and this problem will be satisfactorily solved.
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I think it's wonderful to replace elephants with stones, and adults don't think about it from this perspective, but Cao Chong thinks of it.