Fossil evidence
Warm Up/DO NOW 1. What causes geologic change (changes to the land) on earth? 2. What are the 3 types of plate boundaries? 3. Which plate boundary causes.
FOSSILSFOSSILS In 1869, John Wesley Powell led a pioneering expedition through the Grand Canyon. Powell, who later went on to head the U.S. Geological.
Uniformitarianism Laws of nature DONT change with time Past events explained & estimated by modern processes The Present is the Key to the Past.
When looking down into the Grand Canyon, we are really looking all the way back to the early history of Earth Grand Canyon Chapter 4: Geologic Time Concepts.
Finding the Relative Age of Rocks Standard 8-2.6 – Infer the relative age of rocks and fossils from index fossils and the ordering of the rock layers.
Geological Dating -Determining rock strata by geological composition -Using depth to determine relative age -Predicting natural events by strata The geologic.
Geologic Time. How old is Earth? Bishop of Ireland James Ussher Not so long ago, the Bible was regarded as the ultimate source of truth. Through the.
Ch09 geologic time_fall2007 (1)
Geology
Continental drift
Planet earth unit review for kit
