Monday 14th April 2025
    Difficulty: Medium

    Atomic clocks (Quiz #878)

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    Photo by RODOLFO BARRETTO (Unsplash)

    1. Which element is used in atomic clocks?

    2. In which year did the first commercial atomic clock, the “Atomichron,” become available?

    3. The accuracy of atomic clocks continues to improve. The goal is to make clocks so accurate that they will not lose or gain more than a second in...how long?

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