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Longitude

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  • The Prime Meridians main point (at the observatory) is in this town
    Greenwich (“Gren-itch”)
  • The Prime Meridian was voted on in 1884 but the French would not recognize this decision until what year?
    1911
  • What was the key to determining longitude?
    Accurately measuring time
  • When and where was the issue of the Prime Meridian’s location settled?
    1984 - London, England
    1884 - International Meridian Conference/Paris, France
    1984 - NASA/Cape Canaveral, Florida
    1884 - International Meridian Conference/Washington DC
  • By a vote of 22 to 1, what location was chosen to be the home of the Prime Meridian?
    Royal Observatory of NASA
    Royal Observatory of London
    Royal Observatory of England
    Royal Observatory of Spain
  • What scientist used the moons of Jupiter called the “Heavenly Clock” to determine time and longitude?
    Galileo
  • What king was the first to offer prize money to anyone who could solve the problem of longitude?
    King Phillip lll of Spain
  • In what year did the first King announce that he would award a large sum of money to anyone who could solve the problem of longitude?
    1598
  • What was the problem with using astronomical methods for determining time?
    Had to wait for astronomical events to happen
  • The choice for the Prime Meridian’s location came down to these 2 countries?
    England and France
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