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23 hours ago · The metre (or meter in US spelling; symbol: m) is the base unit of length in the International System of Units (SI). Since 2019, the metre has been defined as the length of the path travelled by light in vacuum during a time interval of 1 299 792 458 of a second, where the second is defined by a hyperfine transition frequency of caesium.
- Orders of Magnitude (Length)
Distance traveled by light in vacuum in one second (a...
- Meter (Disambiguation)
Meter or metre is a unit of measurement of length in the...
- Orders of Magnitude (Length)
3 days ago · For the distinction between [ ], / / and , see IPA § Brackets and transcription delimiters. Ortografía de la lengua española (2010) Spanish orthography is the orthography used in the Spanish language. The alphabet uses the Latin script. The spelling is fairly phonemic, especially in comparison to more opaque orthographies like English ...
3 days ago · The number π ( / paɪ /; spelled out as " pi ") is a mathematical constant that is the ratio of a circle 's circumference to its diameter, approximately equal to 3.14159. The number π appears in many formulae across mathematics and physics.
1 day ago · In mathematics, the Pythagorean theorem or Pythagoras' theorem is a fundamental relation in Euclidean geometry between the three sides of a right triangle. It states that the area of the square whose side is the hypotenuse (the side opposite the right angle) is equal to the sum of the areas of the squares on the other two sides.
- The sum of the areas of the two squares on the legs (a and b) equals the area of the square on the hypotenuse (c).
- Theorem
23 hours ago · The ocean is the body of salt water that covers ~70.8% of the Earth. [8] In English, the term ocean also refers to any of the large bodies of water into which the world ocean is conventionally divided. [9] Distinct names are used to identify five different areas of the ocean: Pacific, Atlantic, Indian, Antarctic/Southern, and Arctic.
- 3.688 km (2 mi)
- 1,370,000,000 km³ (328,680,479 cu mi) (97.5% of Earth's water)
- 361,000,000 km² (139,382,879 sq mi) (71% of Earth's surface area)
- List of countries by length of coastline
2 days ago · Capsaicin is a strong irritant requiring proper protective goggles, respirators, and proper hazardous material-handling procedures. Capsaicin takes effect upon skin contact (irritant, sensitizer), eye contact (irritant), ingestion, and inhalation (lung irritant, lung sensitizer). The LD 50 in mice is 47.2 mg/kg.
3 days ago · The statistics dictionary will display a definition for the term, plus links to related web pages. This online statistics dictionary takes the mystery out of statistical jargon. It includes all of the technical terms used on the Stat Trek website, explained (we hope) in plain English. In addition, most definitions include links to other web ...
