BIG ENCYCLOPEDIA FOR CHILDREN AND ADULTS
What is a TNT equivalent? Detailed answer Directory / Big encyclopedia. Questions for quiz and self-education Did you know? What is the TNT equivalent? TNT equivalent is the energy characteristic of an explosion of a nuclear or thermonuclear charge. Quantitatively, the TNT equivalent is equal to the mass of the conventional charge of the chemical explosive trinitrotoluene (TNT), the explosive decomposition energy of which is equal to the energy released in a given nuclear explosion. The TNT equivalent is measured in kilotons (thousand tons) and megatons (millions of tons). A nuclear explosion of one kilogram of uranium-235 or plutonium-239 with complete fission of all nuclei is equivalent in terms of the amount of energy released to a chemical explosion of 20 thousand tons of trinitrotoluene. Author: Kondrashov A.P. Random interesting fact from the Great Encyclopedia: What is the deepest ocean? The oceans remain a mystery to us in many ways. We don't even know the age of the oceans. It is quite possible that oceans did not exist in the early stages of the Earth's development. Today, man explores the ocean floor in order to better study them. Up to a depth of 3600 m, the bottom of the oceans is covered with soft silty sediments. They consist of calcareous skeletons of the smallest marine animals. At depths exceeding 6 km, the bottom is covered with fine reddish silt, called "red clay". It consists of particles of animal skeletons, the remains of small plants and volcanic ash. Currently, the depth of the oceans is measured by sending sound waves into the depths and receiving the reflected signal. To do this, measure the time during which the sound wave reaches the bottom and, after reflection, returns after that, the time value is divided in half. Based on these measurements, we have a pretty good idea of the average depth of the various oceans, as well as their deepest points. The deepest is the Pacific Ocean, its average depth is 4281 m. Next comes the Indian Ocean with an average depth of 3963 m. Then comes the Atlantic Ocean with an average depth of 3926 m. For comparison: the Baltic Sea has an average depth of only 55 m! To date, the deepest place in the oceans is known - in the region of the Guam Islands - 10 m. Another deepest place is located in the Atlantic Ocean near the Guam Islands - here the depth reaches 790 m. 9219 m
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