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Relative Dating Absolute Dating Geologic Time Scale and Fossils Misc
Row 1, Col 1 Relative dating provides Us with… What is the sequence or order of events in which the rocks were laid down?
1,2 Otzi the Ice man And the Lindow mans ages Were found using ______ dating. What is C-14 or Absolute?
1,3 Longest division of geologic time What is an era?
1,4 Why would we not Find fossils in rocks cooled from Magma? What is the fossils would melt and be destroyed?
2,1 An igneous intrusion cuts Through other rock layers What is cross cutting?
2,2 The element that the original Radioactive element Decays into. What is the daughter product?
2,3 About 88% of Earths History is within this time Period. What is Pre-Cambrian?
2,4 Sample A has gone through 3 half-lives. The half-life of the Element is 500 years. How Old is sample A? What is 1500 years old?
3,1 When rock layers are incomplete. Can be caused by Erosion. What is unconformity?
3,2 The original radioactive element Before it begins to decay. What is the parent material?
3,3 Molds, Casts, Petrification And Carbonization What are different methods of fossil preservation?
3,4 To match up rock layers by Looking at clues. What is to correlate?
4,1 Remains or traces of once Living organisms Lived for a certain known Time period and can Be used to date things. What is fossils and index fossils?
4,2 The time it takes for 50% Of the radioactive Isotope to decay. What is half-life?
4,3 Where would we break up The time line below To represent recent geologic history And geologic past? What is …? Today 4.6bya
4,4 Difference between absolute and Relative dating. What is R= sequence or order of events, A= Age in years of a sample?
5,1 Which is the oldest rock layer? Which is the youngest? What principle tells us this? What is I, R and the principle of superposition?
5,2 How many half-lives has an Element undergone if there is 25 grams of parent Material and 75grams of Daughter? What is two half-lives?
5,3 Why do we know more about Recent geologic history Than events occurring in geologic Past? What is fossil record, preservation and destroying of clues and evidence?
5,4 Fill in the table if we start With 100g of the sample. Parent Material (50, 25), Daughter Product (50, 75) Hal-lifeParent MaterialDaughter Product 1 2
Understanding Geologic Time. How old is it? How do we know? Absolute dating – process of assigning a precise numerical age to an organism, object or.
Unit 6 – The Geosphere Vocabulary 1.Uniformitarianism 2.Relative Dating 3.Law of Superposition 4.Principle of Original Horizontality 5.Principle of Cross-
Chapter 6 review. 1. UNIFORMITARIANISM: -The processes that shape the Earth today are the same processes that occurred in the geologic past The present.
1 Earth’ s History Unit 6. 2 Vocabulary List 1.Relative Dating 2.Absolute Dating 3.Superposition 4.Cross-cutting relationships 5.Uniformitarianism 6.Original.
GEOLOGIC TIME DAY 1 October 19. Objectives 10/19 Today I will be able to: - Compare the different ways to establish relative dating - Use the principle.
Uncovering Earth’s Past Date: 4/3/13 p. 111 in ILL.
Chapter 13 Earth Science Clues to Earth’s Past. Words to Know – Section 1 Fossils fossil Permineralized remains Carbon film Mold Cast Index fossil.
Why is this statement false: The caveman had dinosaur for breakfast.? Why is this statement false: The caveman had dinosaur for breakfast.? man and.
LOOK AT THIS TIME SCALE. TELL ME 5 THINGS ABOUT WHAT YOU SEE. TELL ME ONE THING YOU ALREADY KNOW AND ONE THING YOU WANT TO KNOW.
1. What types of rock are most fossils? How formed? 2. Six types of fossils 3. _____________ is change over time. Animals either adapt to the environment.
Ch 10 Ages of Rocks 10.2/ Relative Ages of Rocks Principle of Superposition: states that in an undisturbed layer of rock, the oldest rocks are.
Jeopardy Vocabulary Rock Layers More Vocabulary Geologic Time Random Facts Metric System Final Jeopardy.
Age Dating of Rocks. Question: How do we know how old rocks are? How do we know how old rocks are?
Dating How can scientists determine the age of rocks and fossils?
Earth’sStoryRelativeDatingAbsoluteDating Looking at Fossils Time Marches On Final Jeopardy Final Jeopardy.
Chapter 8 The Rock Record Chapter 9 The Mesozoic and Cenozoic Eras.
History of the Earth Too much time on my hands. Let’s go to the fossil record. That’s some radioactive decay you have on. Take up your super positions.
Geologic Time The Geologic Time Scale Geologists have divided the history of the Earth in time units based on fossil evidence. The time units are part.
The Geologist as Detective Chapter 6 : Interpreting Geologic History.
How do scientists sequence Earth’s past events to create the geological time scale? Using evidence from rocks and fossils, scientists can determine the.
Vocab. Fossil Remains, imprints, or traces of prehistoric organisms.
IT IS ESTIMATED THAT THE EARTH FORMED ALONG WITH THE SOLAR SYSTEM 4.6 BILLION YEARS AGO GEOLOGIC TIME SCALE A SUMMARY OF THE MAJOR EVENTS IN EARTH’S HISTORY.
Rock and Fossil Jeopardy Types of FossilsGeologic.
The Relative Age of Rocks Place in order from youngest to oldest A B C D EF.
Fossils and the Rock Record The Rock Record Rocks record geological events and changing life forms of the past Planet Earth was formed 4.6 billion.
Unit 3 Review Please see pages in your book for more information *This study guide is just to get you started studying– please look at your notes.
I can: describe methods used to assign Relative ages of rock layers Do Now: 1.How are sedimentary rocks formed? 2.Which fossil is the index fossil From.
Radioactive dating. III. Radioactive Dating A. Used to find ABSOLUTE age in years. B. Radioactive ISOTOPES in rocks DECAY away at a predictable rate.
1) What is uniformitarianism? The same geologic processes are at work today as those throughout the Earths history. Charles Lyell.
C HAPTER 6 LESSON 1-4 By: Kaylynn Priday Sam Davis.
Earth Science With Mr. Thomas. ► Fossils: ► Any evidence of earlier life preserved in rock. ► The study of these fossils is called:
Relative dating superposition Clues in Igneous rock Index Fossils Determining whether an object or event is older or younger than other objects or events.
Chapter 8 Sections 2 & 3 The Relative Age of Rocks Radioactive Dating.
Relative and Absolute Dating. Relative dating - the age of a rock, fossil, or other feature measured compared to another.
Relative Time. Relative Dating Relative dating – events are placed in a sequence, but actual occurance dates are unknown. Who is older, Mr. Kopp or Justin.
Geologic Time. 01: Geologic Time Scale Huge sections of time are broken down into smaller groups of time: Eons, Eras, Periods, and Epochs Eon is the.
Finding the Relative age of Rocks Essential Questions: How do geologists determine the relative age of rocks? How are index fossils useful to geologists?
Evidence of a distant past Rocks provide clues to Earth’s past – some of the most obvious clues found in rocks are the remains or traces of ancient living.
Law of Superposition Chapter 8 Lesson 2. Secrets of the Layers of Rock.
Earth’s History Chapters 29 & 30. Paleontology is the study of the life that existed in Prehistoric times. Traces of ancient life (fossils) are the basis.
EARTH HISTORY UNIT MS. MITCHELL 9 TH GRADE EARTH SCIENCE VICTORIA MITCHELL 1.
GEOLOGIC HISTORY, FOSSILS, & RELATIVE DATING. Geologic History Uniformitarianism The idea that the same geologic processes that are shaping Earth.
Chapter 16 Fossils and the Rock Record. The Rock Record Geologic Time Scale Divisions of time based on types of fossils found preserved in the rock Present:
SI. A) Relative age: the age of rock compared to the ages of other rocks above or below it in a sequence of rock layers.
Are you ready for tomorrow’s quiz? A.YES! The study guide and the practice test helped a ton! B.I think so…but I should look over my notes some more.
FOSSILS Book G Chapter 4 – Section 1. OVERVIEW Explain what fossils are and how most fossils form. Explain what fossils are and how most fossils form.
Dating Notes Donald’s 101 to Dating Earth Science Trivia If you were contracted to construct a timeline of the Earth’s history If you were contracted.
The Rock Record Chapter 8 The earth is approximately 4.6 billion years old.
March 2012 By award winning Mr. Huppert. 1. What is a fossil? A fossil is the preserved remains or traces of living things Provides evidence of how life.
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