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:

Closer To Extinction

A state or condition where a species is at greater risk of ceasing to exist.

Private Property

The legal right that allows individuals to own, use, and transfer objects, land, and intellectual property.

Resource's Current Price

The current market price at which a specific resource is traded.

Extraction

The process of removing or obtaining a substance from a mixture or compound by chemical or physical means.