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REVEAL IT!

REVEAL IT!. 3. 4. 5. 1. 2. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. win. Ques. #1. How old is the Earth?. 4.6 billion years. Back. Ans. Ques. #2. What is the duration of the Silurian period?.

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REVEAL IT!

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  1. REVEAL IT!

  2. 3 4 5 1 2 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 win

  3. Ques. #1 How old is the Earth? 4.6 billion years Back Ans.

  4. Ques. #2 What is the duration of the Silurian period? 28 million years Back Ans.

  5. Ques. #3 During which period did the eurypterids become extinct? Permian Back Ans.

  6. Ques. #4 How old are the oldest known rocks? About 4.2 billion years Back Ans.

  7. Ques. #5 Why didn’t dinosaurs eat the earliest grasses? Grasses didn’t evolve until after the dinosaurs were extinct. Back Ans.

  8. Ques. #6 During which period of Earth history did North America collide with Avalon? Devonian Back Ans.

  9. Ques. #7 Name 2 characteristics of a good index fossil. Short lived and Widespread Back Ans.

  10. Ques. #8 Lichenaria, Cystiphyllum, and Pleurodictyum are all........... Corals Back Ans.

  11. Ques. #9 When did the Palisade sill intrude? About 200 million years ago Back Ans.

  12. Ques. #10 When did extensive coal-forming forests exist on Earth? During the Pennsylvanian division of the Carboniferous period or between 299 and 318 million years ago Back Ans.

  13. Ques. #11 Near which NYS city (pick one) might there be fossils of the first coral reefs? Oswego, Watertown, Utica, Massena, Plattsburgh,or Albany Back Ans.

  14. Ques. #12 What was the duration of the Phanerozoic eon? 542 million years Back Ans.

  15. Ques. #13 Why are there no fossils of the earliest grasses in NYS? Earliest grasses appeared during the Paleogene period and there are no Paleogene rocks in NYS Back Ans.

  16. Ques. #14 During which period did the advance and retreat of the last continental ice sheet occur? The Quaternary Back Ans.

  17. Ques. #15 About how many years were the trilobites on Earth? About 290 million years Back Ans.

  18. Ques. #16 When did the earliest stromatolites evolve? About 3.3 billion years ago Back Ans.

  19. Ques. #17 How many years is represented by time B? 11,400 years Back Ans.

  20. Ques. #18 Which is the oldest layer? Grey limestone Back Ans.

  21. Ques. #19 What is the half-life of this element? 200 years Back Ans.

  22. Ques. #20 Which element is uranium 238? Element ‘B’ Back Ans.

  23. Ques. #21 Put all the events in order from oldest to youngest. D, C, B, E, fault, erosion of B & E, A Back Ans.

  24. Ques. #22 The “stable decay product shown in the graph is probably Nitrogen 14 Back Ans.

  25. Ques. #23 Which element has the longest half life? Element ‘D’ Back Ans.

  26. Ques. #24 During which geologic era did Pangaea begin to break up? Mesozoic Back Ans.

  27. Ques. #25 Which column contains the youngest rock? Column III Back Ans.

  28. Ques. #26 When did this become extinct? 359 million years ago? Back Ans.

  29. Ques. #27 Which city in New York State is on the oldest bedrock? Old Forge, Syracuse, or Kingston? Old Forge, NY Back Ans.

  30. Ques. #28 Near which NYS city might it be possible to find mammoth bones in the sediments? Riverhead or New York City Back Ans.

  31. Ques. #29 What is the age (time period) of the bedrock that makes up the Allegheny Plateau? Devonian Back Ans.

  32. Ques. #30 If a fossil contains 12.5% of it’s original C14, how many half lives have passed? Three Back Ans.

  33. YOU’RE A WINNER! The Neogene and the Ordovician are periods of Earth history

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