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Number of Results: 95 Search : law

dynamical law qânun-e tavânik Fr.: loi dynamique A law that describes the motion of individual particles in a system, in contrast
to → |

Faraday's law of induction qânun-e darhazeš-e Faraday Fr.: loi d'induction de Faraday The induced → |

Fechner's law qânun-e Fechner (#) Fr.: loi de Fechner See → |

first law of thermodynamics qânun-e naxost-e garâtavânik Fr.: première loi de la thermodynamique The total energy of a → → |

Freeman's law qânun-e Freeman Fr.: loi de Freeman A statistical finding about "normal" → Named after K. C. Freeman (1970, Ap.J. 160, 811);
→ |

Galileo's law of falling bodies qânun-e Gâlilé darbâre-ye oft-e jesmhâ Fr.: loi galiléenne de la chute des corps In the absence of air resistance, any two bodies that are dropped from rest at the same moment will reach the ground at the same time regardless of their mass. Galileo (1564-1642) was the first to determine, at the start of the
seventeenth century, the law of constant acceleration of free-falling
bodies. → |

Gauss's law for electricity qânun-e Gauss dar barq Fr.: loi de Gauss en électricité The total electric flux ψ out of an arbitrary closed surface in free space is equal
to the net charge within the surface divided by the → → |

Gauss's law for magnetism qânun-e Gauss dar meqnâtmandi Fr.: loi de Gauss en magnétisme The → |

Gay-Lussac's law qânun-e Gay-Lussac (#) Fr.: loi de Gay-Lussac 1) Law of combining volumes. The volumes of gases used and produced in a
chemical reaction, are in the ratio of small whole numbers when measured
at constant temperature and pressure. Boyle-Mariotte law, and
→ Charles' law
were later unified into the → ideal gas law.Named after Joseph Louis Gay-Lussac (1778-1850), a French chemist and
physicist; → |

Hale's law qânun-e Hale Fr.: loi de Hale The leader and → Named after George Ellery Hale (1868-1938), American astronomer;
→ |

Hooke's law qânun-e Hooke (#) Fr.: loi de Hooke The law stating that if a body is deformed the → Named after Robert Hooke (1635-1703), British scientist who described the
relationship in 1676; → |

Hubble law qânun-e Hubble Fr.: loi de Hubble |

Hubble-Lemaitre law qânun-e Hubble-Lamaître Fr.: loi de Hubble-Lemaître The speed with which a → v is
the recessional velocity,
H the → _{0}Hubble-Lamaitre constant,
and d the distance. See also
→ Hubble-Lemaitre flow.
It should be underlined that Hubble was not the first to discover the
→ velocity-distance relation. Two years
before Hubble, in 1927, Georges Lemaître (1894-1966)
had derived the relation and published it in a paper in French which
remained neglected (→ Friedmann-Lemaitre Universe).The International Astronomical Union (IAU) at its 30th Meeting
approved the Resolution B4 proposed by the IAU Executive Committee
recommending the use of |

ideal gas law qânun-e gâz-e ârmâni, ~ ~ minevâr Fr.: loi des gaz parfaits An → |

inverse square law qânun-e tavân-e do-ye vârun, qânun-e câruš-e vârun Fr.: loi en carré inverse A force law that applies to the → |

Joy's law qânun-e Joy Fr.: loi de Joy Sunspot pairs or groups are tilted with the → Alfred Harrison Joy (1882-1973), an American astronomer;
→ |

Kepler's first law qânun-e naxost-e Kepler (#) Fr.: première loi de Kepler Planets move in elliptical paths, with the Sun at one focus of the ellipse (year 1609). |

Kepler's laws qânunhâ-ye Kepler (#) Fr.: lois de Kepler 1) The planets move about the Sun in ellipses, at one focus of which the Sun is situated. |

Kepler's second law qânun-e dovom-e Kepler (#) Fr.: deuxième loi de Kepler A line joining a planet to the Sun sweeps out equal areas in equal intervals of time (year 1609). |

Kepler's third law qânun-e sevom-e Kepler (#) Fr.: troisième loi de Kepler The ratio between the square of a planet's → |