The Current Definition of the Standard Second of Time Is

question 35

Multiple Choice

The current definition of the standard second of time is based on

• A) the frequency of radiation emitted by cesium atoms.
• B) the earth's rotation rate.
• C) the duration of one year.
• D) the oscillation of a particular pendulum kept in France.

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Definitions:

Lack of Legitimacy

The absence of legal, moral, or recognized authority or authenticity of an entity or action, often questioning its validity or acceptance.

Missed Physical Journal

A physical log or diary that was not recorded or lost, impacting the documentation of events or observations.

Concrete Meaning

A description or term that denotes specific, tangible qualities or conditions, easily understood without ambiguity.