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Chronometer watch: Quiz


Question 1: The observatory testing regime typically lasted for 30 to 50 days and contained accuracy standards that were far more stringent and difficult than modern standards such as those set by ________.
Biel/BienneInternational Watch CompanyGenevaCOSC

Question 2: The marine chronometer was invented by ________ in 1730.
John HarrisonLongitudeMarine chronometerClock

Question 3: Once mechanical timepiece movements developed sufficient precision to allow for accurate marine navigation, there eventually developed what became known as "chronometer competitions" at astronomical observatories located in ________.
BalkansEastern EuropeEuropeWestern Europe

Question 4: The term chronometer is also used to describe a marine chronometer used for ________ and determination of longitude.
Air navigationCelestial navigationLunar distance (navigation)Global Positioning System

Question 5: In Switzerland, only timepieces certified by the ________ may use the word 'Chronometer' on them.
COSCBiel/BienneInternational Watch CompanyGeneva

Question 6: ________, radio controlled watches, and atomic clocks have made mechanical clock-chronometers obsolete for time standards used scientifically and/or industrially, although some custom watchmakers still produce them.
Time signalCoordinated Universal TimeTime zoneRadio clock

Question 7: Chronometer makers also took advantage of the physical properties of rare metals such as ________, platinum, and palladium.

Question 8: A chronometer watch is a ________ tested and certified to meet certain precision standards.
WatchMarine chronometerPocket watchClock


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