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59 min temu · Sun spots would have covered 5–30% of the surface. The rotation rate was gradually slowed by magnetic braking , as the Sun's magnetic field interacted with the outflowing solar wind. [52] A vestige of this rapid primordial rotation still survives at the Sun's core, which has been found to be rotating at a rate of once per week; four times the ...
1 dzień temu · The term Cattle was borrowed from Anglo-Norman catel, itself from medieval Latin capitale 'principal sum of money, capital', itself derived in turn from Latin caput 'head'. Cattle originally meant movable personal property, especially livestock of any kind, as opposed to real property (the land, which also included wild or small free-roaming animals such as chickens—they were sold as part of ...
59 min temu · The tiger (Panthera tigris) is the largest living cat species and a member of the genus Panthera native to Asia.It has a powerful, muscular body with a large head and paws, a long tail, and orange fur with black, mostly vertical stripes. It is traditionally classified into nine recent subspecies, though some recognise only two subspecies, mainland Asian tigers and island tigers of the Sunda ...
1 dzień temu · Enrico Fermi (1901–1954) The Fermi paradox is a conflict between the argument that scale and probability seem to favor intelligent life being common in the universe, and the total lack of evidence of intelligent life having ever arisen anywhere other than on Earth. The first aspect of the Fermi paradox is a function of the scale or the large ...
1 dzień temu · The Han Chinese or Han people [b] and colloquially known as the Chinese [35] are an East Asian ethnic group native to Greater China. They are the world's largest ethnic group, making up about 17.5% of the global population . The Han Chinese are the largest ethnic group in China — including mainland China, Hong Kong, and Macau — with a ...
