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  2. Weather vane - Wikipedia

    en.wikipedia.org/wiki/Weather_vane

    A wind vane, weather vane, or weathercock is an instrument used for showing the direction of the wind. It is typically used as an architectural ornament to the highest point of a building. The word vane comes from the Old English word fana, meaning "flag". A cockerel is a traditional figure used as a vane placed on top of the cardinal directions.

  3. Shem Drowne - Wikipedia

    en.wikipedia.org/wiki/Shem_Drowne

    The grasshopper is copper gilded with gold leaf with glass eyes. The vane fell off the building during the earthquake of 1755 which shook Boston. He and his son Thomas repaired it and remounted it. In 1768 Thomas placed a note labeled "food for the grasshopper" in the belly of the grasshopper. It read: Shem Drowne made it, May 25, 1742.

  4. List of weather instruments - Wikipedia

    en.wikipedia.org/wiki/List_of_weather_instruments

    Wind vane (also called a weather vane or a weathercock) for showing the wind direction; Present Weather/Precipitation Identification Sensor for identifying falling precipitation; Disdrometer for measuring drop size distribution; Transmissometer for measuring visibility; Ceilometer for measuring cloud ceiling

  5. List of nicknames of prime ministers of the United Kingdom

    en.wikipedia.org/wiki/List_of_nicknames_of_prime...

    The Iron Weathercock, a nickname likely coined by French newspaper Les Echos, comparing her changing views on Brexit to a weathercock turning with the wind. Truss supported the Remain side before the Brexit referendum but became a staunch advocate of Brexit afterwards.

  6. Glossary of meteorology - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_meteorology

    Also actiniform. Describing a collection of low-lying, radially structured clouds with distinct shapes (resembling leaves or wheels in satellite imagery), and typically organized in extensive mesoscale fields over marine environments. They are closely related to and sometimes considered a variant of stratocumulus clouds. actinometer A scientific instrument used to measure the heating power of ...

  7. Windsock - Wikipedia

    en.wikipedia.org/wiki/Windsock

    A windsock (a wind cone or wind sleeve) is a conical textile tube that resembles a giant sock.It can be used as a basic indicator of wind speed and direction, or as decoration.

  8. Aircraft flight dynamics - Wikipedia

    en.wikipedia.org/wiki/Aircraft_flight_dynamics

    Directional or weathercock stability is concerned with the static stability of the airplane about the z axis. Just as in the case of longitudinal stability it is desirable that the aircraft should tend to return to an equilibrium condition when subjected to some form of yawing disturbance.

  9. Weathervane effect - Wikipedia

    en.wikipedia.org/wiki/Weathervane_effect

    Weathervaning or weathercocking [1] is a phenomenon experienced by aircraft on the ground and rotorcraft on the ground and when hovering.. Aircraft on the ground have a natural pivoting point on a plane through the main landing gear contact points [disregarding the effects of toe in/toe out of the main gear].