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The spring itself is elastic. After being compressed, the spring will have the tendency to return to its initial state, and therefore has elastic potential energy. We can think of it as the energy stored in the overall system of the spring. So the question is Question: If a compr
Put a compressed spring into strong acid. After the spring dissolves, where does the energy of the spring go?
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Chinese people have a special emotion for the moon. Chang'e flies to the moon, the Moon Rabbit makes medicine, we are strangers in a foreign land, but we still share the beauty of the moon. The moon represents my heart. Throughout the ages, many thoughts and emotions have been pl
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When it comes to invasive alien species, the first thing that comes to everyone's mind is that they have no natural enemies and reproduce wildly, seriously threatening the local ecological balance. Since the spring of 2022, a large number of invasive alien species have appeared i
A large number of white mud ants appear in Qingdao! A boat catches 200 kilograms a day, and not only are they inedible, but they also eat clams
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Paris, July 7, local time, France had 161,265 new confirmed patients and 89 new deaths within 24 hours, bringing the total to 149,943.
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[Source: Shunyi Ecological Environment] Ubiquitous plastic products have facilitated people's lives, but the resulting plastic waste has caused a lot of pollution to the ecological environment...
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There is a terrifying legend circulating deep in the dense forests of Xishuangbanna, Yunnan. There is a man-eating blanket-like monster in the Lancang River that sucks human blood. It is extremely terrifying. Once encountered, there is no possibility of survival. Is this true?
The "blood-sucking blanket" in the Xishuangbanna River drags animals into the water and eats them. What kind of animal is it?
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In Thailand, because most vaccinated people have no symptoms or very mild symptoms when infected with the new coronavirus Omicron variant, many people have the option of quarantining at home.
Thai experts explain: How long is enough for COVID-19 patients to be quarantined?
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Have you ever thought about the possibility of regenerating those brain cells you sacrificed in college? Medicine is being rewritten and we may be able to repair our brains, and it's something anyone can do.
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Every spring and summer is the time when most young birds learn survival skills such as leaving the nest to fly and foraging for food. Due to rain, strong winds, physical strength and other reasons, many young birds will accidentally fall from the trees when learning to fly. . Wh
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Researchers including Daohua Jiang from the Institute of Physics, Chinese Academy of Sciences, and William Catterall and Ning Zheng from the University of Washington analyzed the structure of the open-state cardiac sodium channel (NaV1.5) and analyzed its working principle (1).
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Pictured above is Physarum polycephalum, a protist, specifically a slime mold. The term "slime mold" does not refer to a specific single group, but is a broad term referring to several types of eukaryotes that behave similarly. Regardless, they possess intelligence, although it l
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01. Nostalgia is a spaceship heading to Mars. ——Douyou 02. Since childhood, I have been taking care of the stars of all generations alone. ——Bai Helin's "Loneliness" 03. The stars should laugh, the universe is a remote place anyway. ——Pasternak 04. All my desires and contemplatio
Golden sentence#星星——All my desires and contemplations are the slowly exhaled air currents of this universe.
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Today, an insight into the vision of a once young cosmic artist shows the dust continuum and molecular lines of carbon monoxide and water seen in the pair of SPT0311-58 galaxies. (Image source: ALMA (ESO/NAOJ/NRAO)/S.
Water was discovered in ancient galaxies, which surprised astronomers. What happened?
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Text/Picture Yangcheng Evening News all-media reporter Wen Cong has completed about 700 experimental projects, filling many gaps in my country's scientific research field... Next month, the China Spallation Neutron Source (CSNS) will have been in operation for four years. With th
Filling in many scientific research gaps! The China Spallation Neutron Source will be in operation for four years丨The party flag is flying high at the grassroots level
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In fact, we are not unfamiliar with the term mycotoxins. They generally exist in grains. The detection of mycotoxins can be carried out on-site. When choosing instruments for testing, we must choose brands with good quality.
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How should we choose testing instruments? When choosing together, we should focus on the quality of the product. Speaking of instruments, online residual chlorine analyzers have a wide range of uses. They are not only very accurate in detecting residual chlorine content, but can
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The marriage between Big S and Gu Junye can be said to be a mutually beneficial and win-win matter, especially Gu Junye, who once again gained attention through marriage and completely saved his career development.
Big S wedding photos exposed! Gu Junye's serious arm hugged his shoulders too stiffly, and her cheerful smile was too reserved.
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Just now, Big S's manager officially announced that Big S Gu Junye has officially completed the marriage registration procedures in Taiwan, which immediately attracted the blessings of many people. In fact, Taiwanese media just broke the news that Big S Gu Junye went through the
Official announcement! Big S Gu Junye has completed registration of marriage in Taiwan, and S’s mother has cut off contact with the outside world, which is worrying
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Due to divorce and remarriage, as well as constant news about her ex-husband Wang Xiaofei, Big S has become a frequent hot search topic. A while ago, Wang Xiaofei and her mother Zhang Lan were in constant dispute. Wang Xiaofei sometimes said that Big S was taking illegal drugs, a
Big S Gu Junye's wedding photos were exposed, and there is a huge gap between him and his ex-husband! Netizen: Like a father marrying his daughter
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1 Since the official announcement of their remarriage, the couple Big S and Gu Junye seem to be living in hot searches. At first glance, the relevant news seems quite fresh, but after reading too much, some netizens will inevitably feel bored. "Big S Gu Junye kisses", "Big S Gu J
Three months after Big S remarried, has the real purpose been achieved?
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It is indeed a very interesting thing for Gu Junye to fly to Taiwan to meet the big S Korean and get married. They do not require both men and women to come to the site and can handle it online. Perhaps due to the high divorce rate, the divorce and marriage processes have become
Big S’s Korean husband goes to Taiwan! Refuse to check into Wang Xiaofei's hotel because I'm afraid of hitting Wang Xiaofei in the face
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On July 9, some media exposed the interaction between Xiao S and Gu Junye before attending the Golden Melody Awards. During this period, Xiao S was still very explicit in his speech, and he even spoke obscenely to his brother-in-law. After the news was exposed, it sparked heated
Little S Gu Junye's private pictures exposed! Joking about big S's private affairs and frequently attacking her breasts caused controversy
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