Slide 1Index Fossils Slide 2 What are Fossils? Preserved remains or traces of living things. They help show how the Earth has changed over time. They are clues to what the…

Slide 11 Earths History Slide 2 2 Planet Earth is approximately 4.5 X 10 9 years old –Rocks of the crust provide clues to Earths past By analyzing these clues we can infer…

1.Unit 7: Geologic History Earth Science- Ms. Gill Note Packet #8 UNIT 7: EARTH’S HISTORY  PACKET 8: EARLY EARTH, SEQUENCING EVENTS, RELATIVE AGE, ABSOLUTE AGE, FOSSIL…

1. Relative Time Fossils and rock layers 2. Remind me again… What is the difference between a timeLINE and a timeSCALE? 3. Remind me again…What is the difference between…

Slide 1 Open Socrative. Type the room number: 246449 Enter your name. Write answers to the questions on the board. Slide 2 Open Socrative. Type the room number: Enter your…

Slide 1Radiometric Dating – geochronologic units Stratigraphic record can be subdivided according to a variety of criteria including lithology (lithostratigraphy), fossils…

Slide 1 Slide 2 Geologic Time Slide 3 The Geologic Time Scale Geologists have divided the history of the Earth in time units based on fossil evidence. The time units are…

Slide 11 st 8-2 SubUnit Review Relay Race Game Mrs. Mosby Slide 2 What is the Youngest Layer  Slide 3 What is the Oldest Layer  Slide 4 Which happened first,…

1 Siccar Point - Scotland THE 6 RULES OF RELATIVE AGE DATING 1. The Law of Original Horizontality â most rocks laid down flat, and tilted only later during geologic events…

Geology 12 Presents Hand out note helper WS 8.1 Geologic Time A: Fossil Record & Geologic Time Scale B: Relative Dating C: Absolute Dating A: Fossil Record A: Fossil…