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  2. Speed of light - Wikipedia

    en.wikipedia.org/wiki/Speed_of_Light

    v. t. e. The speed of light in vacuum, commonly denoted c, is a universal physical constant that is exactly equal to 299,792,458 metres per second (approximately 300,000 kilometres per second; 186,000 miles per second; 671 million miles per hour).

  3. Three-body problem - Wikipedia

    en.wikipedia.org/wiki/Three-body_problem

    Three-body problem. Approximate trajectories of three identical bodies located at the vertices of a scalene triangle and having zero initial velocities. The center of mass, in accordance with the law of conservation of momentum, remains in place. In physics, specifically classical mechanics, the three-body problem involves taking the initial ...

  4. Mary I of England - Wikipedia

    en.wikipedia.org/wiki/Mary_I_of_England

    Mary I (18 February 1516 – 17 November 1558), also known as Mary Tudor, and as " Bloody Mary " by her Protestant opponents, was Queen of England and Ireland from July 1553 and Queen of Spain and the Habsburg dominions as the wife of King Philip II from January 1556 until her death in 1558. She is best known for her vigorous attempt to reverse ...

  5. Mercury (element) - Wikipedia

    en.wikipedia.org/wiki/Mercury_(element)

    Mercury (element) rhombohedral ( hR1) Mercury is a chemical element; it has symbol Hg and atomic number 80. It is also known as quicksilver and was formerly named hydrargyrum ( / haɪˈdrɑːrdʒərəm / hy-DRAR-jər-əm) from the Greek words hydor (water) and argyros (silver). [8]

  6. List of optometric abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_optometric...

    Left hypertropia LHypoT: Left hypotropia LO: Lenticular opacity L/R FD: L/R fixation disparity L/R: L hyperphoria Left ET: Left esotropia LVA: Low vision aid MDU: Mallett distance unit MNU: Mallett near unit M.Wing: Maddox Wing: MR: Maddox rod NB: NAD: No abnormality detected (is frequently used but is not recommended) NCT: Non-contact ...

  7. Hinduism - Wikipedia

    en.wikipedia.org/wiki/Hinduism

    Hinduism is a diverse system of thought with a wide variety of beliefs its concept of God is complex and depends upon each individual and the tradition and philosophy followed. It is sometimes referred to as henotheistic (i.e., involving devotion to a single god while accepting the existence of others), but any such term is an overgeneralisation.

  8. Thomas More - Wikipedia

    en.wikipedia.org/wiki/Thomas_More

    Philosophy portal. v. t. e. Born on Milk Street in the City of London, on 7 February 1478, Thomas More was the son of Sir John More, [11] a successful lawyer and later a judge, [3] [12] and his wife Agnes ( née Graunger). He was the second of six children. More was educated at St. Anthony's School, then considered one of London's best schools.

  9. SpaceX Starship - Wikipedia

    en.wikipedia.org/wiki/SpaceX_Starship

    380 s (3.7 km/s) (vacuum) Propellant. Liquid oxygen / Methane. [ edit on Wikidata] Starship is a two-stage super heavy-lift launch vehicle under development by SpaceX. As of May 2024, it is the largest and most powerful rocket ever flown. [4] Starship's primary objective is to lower launch costs significantly via economies of scale. [5]