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A web sling gets its strength based on its width, not its length.
Geologic Timescale
A system of chronological measurement that relates stratigraphy to time, used by geologists, paleontologists, and other Earth scientists to describe the timing and relationships between events that have occurred during Earth's history.
Precambrian Era
The Precambrian Era encompasses all of geological time prior to the Cambrian Period, covering approximately 88% of Earth's history and marked by the formation of the Earth and the appearance of early life.
Oldest Rocks
The earliest-formed rocks on Earth or within a specific geological setting, often found in the deepest layers of the Earth's crust.
Mass Extinctions
Significant global events in the Earth's history where large percentages of species die out in a relatively short period of time, often due to catastrophic environmental changes.
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