Sign up now
to enroll in courses, follow best educators, interact with the community and track your progress.
100 lessons,
4h 52m
Enroll
13.6k
Download
The Geologic Time Scale
4,873 plays

More
In this Bytes video get to know what is the Geologic time scale and what does it signify. For Hindi version click on - https://unacademy.com/lesson/geologic-time-scale/OIYEQ7KC/?source=Course

Unacademy Bytes
Daily Trivia

Unacademy user
ma'am please make the course on class 11 ncert geography; fundamentals of physical geography. and also on ncert 12th geography :)
Arpita Prakash
a year ago
Thanks for waiting Palak. May be sometimes later, but can't promise now. Will definitely try though :)
when you read the geologic time scale, always read from bottom to upper for eg. Cambrian then Ordovician that is the correct way to read time scale. Thank you
mam please do cover historic monuments detailing in videos so as they useful for art and culture in prelims and mains to have remembrance through visual...ty
when you read the geologic time scale, always read from bottom to upper for eg. Cambrian then Ordovician that is the correct way to read time scale. Thank you
please do a detailed video of timelines it's interesting 😎
advanced authority of ruling
  1. What is Geologic Time.Scale


  2. The geologic time scale (GTS) is a system of chronological dating that relates geological strata to time. It is used by geologists, paleontologists and other Earth scientists to describe the timing and relationships of events that have occurred during Earth's history )


  3. Geologists have divided Earth's history into a series of time intervals


  4. The boundary between the Permian and Triassic is arked by a global extinction in which a large percentage of Earth's plant and animal species were eliminated


  5. MYA ERA MYAEON Present MYA PERIOD MYA EPOCH UATERNARY 3 23 PLIOCENE 542 5.3 PALEOGENE CRETACEOUS MIOCENE 251 145 URASSI 23 199 2500 TRIASSI OLIGOCENE 251 PERMIAN 33.9 299 CARBONIFEROUS 3800 359 EOCENE DEVONIAN 416 SILURIAN 55.8 CAMBRIAN PALEOCENE 542 EDIACARAN


  6. MYA ERA MYAEON Present MYA PERIOD MYA EPOCH UATERNARY 3 23 PLIOCENE 542 5.3 PALEOGENE CRETACEOUS MIOCENE 251 145 URASSI 23 199 2500 TRIASSI OLIGOCENE 251 PERMIAN 33.9 299 CARBONIFEROUS 3800 359 EOCENE DEVONIAN 416 SILURIAN 55.8 CAMBRIAN PALEOCENE 542 EDIACARAN


  7. MYA ERA MYAEON Present MYA PERIOD MYA EPOCH UATERNARY 3 23 PLIOCENE 542 5.3 PALEOGENE CRETACEOUS MIOCENE 251 145 URASSI 23 199 2500 TRIASSI OLIGOCENE 251 PERMIAN 33.9 299 CARBONIFEROUS 3800 359 EOCENE DEVONIAN 416 SILURIAN 55.8 CAMBRIAN PALEOCENE 542 EDIACARAN


  8. MYA ERA MYAEON Present MYA PERIOD MYA EPOCH UATERNARY 3 23 PLIOCENE 542 5.3 PALEOGENE CRETACEOUS MIOCENE 251 145 URASSI 23 199 2500 TRIASSI OLIGOCENE 251 PERMIAN 33.9 299 CARBONIFEROUS 3800 359 EOCENE DEVONIAN 416 SILURIAN 55.8 CAMBRIAN PALEOCENE 542 EDIACARAN


  9. GEOLOGICAL TIME SCALE EON ERA PERIOD EPOCH AGE FEATURES EON ERA PERIOD EPOCH FEATURES Our geologic time scale was constructed to visually show the duration of each time unit. PRECAMBRIAN