Wikipedia
Search results
22 hours ago · The Moon is Earth 's only natural satellite. It orbits at an average distance of 384,400 km (238,900 mi), about 30 times the diameter of Earth. Tidal forces between Earth and the Moon have over time synchronized the Moon's orbital period ( lunar month) with its rotation period ( lunar day) at 29.5 Earth days, causing the same side of the Moon ...
22 hours ago · Radiocarbon dating helped verify the authenticity of the Dead Sea scrolls. Radiocarbon dating (also referred to as carbon dating or carbon-14 dating) is a method for determining the age of an object containing organic material by using the properties of radiocarbon, a radioactive isotope of carbon . The method was developed in the late 1940s at ...
22 hours ago · Neutrons are required for the stability of nuclei, with the exception of the single-proton hydrogen nucleus. Neutrons are produced copiously in nuclear fission and fusion. They are a primary contributor to the nucleosynthesis of chemical elements within stars through fission, fusion, and neutron capture processes.
22 hours ago · File:Errare humanum est.jpg. Size of this preview: 800 × 600 pixels. Other resolutions: 320 × 240 pixels | 640 × 480 pixels | 960 × 720 pixels. Original file (960 × 720 pixels, file size: 146 KB, MIME type: image/jpeg) This is a file from the Wikimedia Commons. Information from its description page there is shown below.
22 hours ago · The First Council of Nicaea ( / naɪˈsiːə / ny-SEE-ə; Ancient Greek: Σύνοδος τῆς Νικαίας, romanized : Sýnodos tês Nikaías) was a council of Christian bishops convened in the Bithynian city of Nicaea (now İznik, Turkey) by the Roman Emperor Constantine I. The Council of Nicaea met from May until the end of July 325.
22 hours ago · The Republic of China ( ROC ), or simply China, was a sovereign state on mainland China from 1912 to 1949, when the government retreated to Taiwan, where it continues to be based. [f] The ROC was established after the 1911 Revolution against the Qing dynasty, ending the imperial history of China. The ROC government was ruled by the Kuomintang ...
22 hours ago · 每集劇情：http://starphoto.joinbbs.net/redirect.php?tid=30707&goto=lastpost 集數wiki：https://zh.m.wikiversity.org/zh/%E6%84%9B%C2%B7%E5%9B%9E%E5%AE%B6%E4%B9 ...
