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Relate mass defect and binding energy and stability.
Oldest Rock
The earliest forms of solid rock on Earth, providing evidence of the planet's geological history and surface conditions.
Billion Years
A time scale used in geology and astronomy to describe events or processes that happened a billion years ago or the age of geological formations.
Isotopic Age
The determination of the age of a mineral, rock, or geologic event based on the ratio of parent isotopes to daughter isotopes within a given system.
Geologic Timescale
A dating system used chronologically by geologists and other scientists to detail the timing and relationships of historical events on Earth.
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