1. CHAPTER 8-9 REVIEW Earth-Life History Your names: Per: ***SAVE YOUR WORK IN THE “DOCUMENTS” FOLDER! “FILE  SAVE AS” IF YOU’RE NOT SURE, ASK FOR HELP! ***PRINT 6 SLIDES PER PAGE. IF YOU’RE NOT SURE, ASK FOR HELP!!!

2. EVENTS TIME LINE EARTH FORMED FIRST LIFE ON EARTH DINOSAURS GO EXTINCT FIRST PLANTS ON LAND FIRST ANIMALS ON LAND FIRST FISH EARLY HUMANS Place these in order that they occurred from OLDEST to MOST RECENT.

3. ABSOLUTE AND RELATIVE DATING For each term or picture write ABSOLUTE or RELATIVE DATING. Answer: Law of Superposition Radiometric Age of Earth Answer: Rock Layers Answer:

4. FOSSILS QUESTION: SCIENTISTS FOUND SEA LIFE FOSSILS HIGH UP ON THE MOUNTAINS. What does this tell us about the environment of the past? AND How could the environment and life have CHANGED so much from ocean to mountains? Answer:

5. Law of Superposition List the layers in order from OLDEST to YOUNGEST: (Hint: Oldest is “E” and YOUNGEST is “F”)  E …

6. 250 myaTODAY (2014) The pictures above show how the landscape changed in ONE area of Earth. 1.Describe the changes that happened from 250 mya to today. (1-2 sentences) 2.What could have caused this change? (2-3 sentences) 1.What evidence or observations would scientists use to know that these changes took place? A:

7. TIMELINE: WRITE DOWN THE 4 MOST IMPORTANT EVENTS THAT HAVE HAPPENED IN THE HISTORY OF THE EARTH. PLACE THEM IN CORRECT ORDER. 4.6 BILLION Y.A. TODAY