Why Are Fossils Key To Relative Geologic Time?
Автор: Earth Science Answers
Загружено: 2025-12-24
Просмотров: 11
Описание:
Ever wondered how scientists piece together Earth's ancient history without a calendar? This video unpacks the incredible role fossils play in establishing a timeline for geologic events, revealing secrets hidden in the rocks for millions of years.
Dive into the fundamental concepts of relative geologic time and discover how fossils act as crucial markers:
► Learn how the Law of Superposition helps determine the relative ages of rock layers.
► Understand the Principle of Faunal Succession and why certain fossils appear in a predictable order.
► Discover how index fossils are used as time-specific markers across vast distances.
► Explore how these paleontological principles allow scientists to correlate rock strata globally and build a comprehensive geologic column.
#GeologicTime, #Fossils, #Paleontology, #EarthScience, #Geology
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