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資料更新日期 113-06-03 20:00
A water molecule consists of two hydrogen atoms and one oxygen atom. Water (H 2 O) is a polar inorganic compound.At room temperature it is a tasteless and odorless liquid, nearly colorless with a hint of blue.This simplest hydrogen chalcogenide is by far the most studied chemical compound and is described as the "universal solvent" for its ability to dissolve many substances.
Wikipedia is a free content online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki.Wikipedia is the largest and most-read reference work in history, and is consistently ranked among the ten most visited websites; as of April 2024, it was ranked fourth by Semrush, and seventh by Similarweb.
Wikipedia is written by volunteer editors and hosted by the Wikimedia Foundation, a non-profit organization that also hosts a range of other volunteer projects : Commons. Free media repository. MediaWiki. Wiki software development. Meta-Wiki. Wikimedia project coordination. Wikibooks. Free textbooks and manuals.
Manicouagan Reservoir (also Lake Manicouagan / mænɪkwɑːɡən, - ɡɒ̃ /) is an annular lake in central Quebec, Canada, covering an area of 1,942 km 2 (750 sq mi). The lake island in its centre is known as René-Levasseur Island, and its highest point is Mount Babel.
Pirates of the Caribbean is an American fantasy supernatural swashbuckler film series produced by Jerry Bruckheimer and based on Walt Disney 's theme park attraction of the same name. The film series serves as a major component of the titular media franchise.
Photosynthesis ( / ˌfoʊtəˈsɪnθəsɪs / FOH-tə-SINTH-ə-sis) [1] is a system of biological processes by which photosynthetic organisms, such as most plants, algae, and cyanobacteria, convert light energy, typically from sunlight, into the chemical energy necessary to fuel their activities.
Palestine (Arabic: فلسطين, romanized: Filasṭīn[d]), officially the State of Palestine (دولة فلسطين, Dawlat Filasṭīn),[e] is a partially recognized country in the southern Levant region of West Asia. It encompasses two disconnected territories — the West Bank and the Gaza Strip, collectively known as the Palestinian ...
