Slide 1Chapter 3 Time and Geology Slide 2 Geochronology The science that deals with determining the ages of rocks is called geochronology. Slide 3 Methods of Dating Rocks…

Slide 1Whos First? Copyright © Houghton Mifflin Harcourt Publishing Company What is relative dating? Scientists try to find out the order in which events happened during…

Slide 1Unit 2 Lesson 2 Relative Dating Copyright © Houghton Mifflin Harcourt Publishing Company Slide 2 Whos First? Copyright © Houghton Mifflin Harcourt Publishing Company…

Slide 1Rock/Mineral Exam – Next Week Take advantage of the help sessions. Samples on the exam will not be the same samples you saw in lab, so memorizing them is not useful.…

Slide 1 Slide 2 Unit 6 – The Geosphere Vocabulary 1.Uniformitarianism 2.Relative Dating 3.Law of Superposition 4.Principle of Original Horizontality 5.Principle of Cross-…

Slide 1Geologic History Slide 2 Geologic Time Scale Slide 3 Chart of Earths history showing events, time units, & ages Era: the four largest subdivisions of the geologic…

Slide 1Relative Age Dating and Superposition Mrs. Wright 8 th Grade Science Bath County Middle School Slide 2 SuperpositionOldest Rocks on the Bottom According to the principle…

Slide 1Geologic Time Slide 2 The geologic time scale is based upon rock and fossil evidence. It is broken into the following divisions from largest to smallest: eon, era,…

Slide 1Chapter 32 Geologic History Relative & Absolute Dating BFRB Pages 245-256 Slide 2 Whos got the TIME? -RELATIVE TIME - the order or sequence is known, but not the…

1.Geologic Time and Principles of Stratigraphy2. Recall Archbishop James Usher (1581-1665) who made a first attempt to calculate the age of the earth using theBible. Date:…