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Earth History Lesson Plans Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. How were the dinosaurs of the Jurassic period different than the dinosaurs of the Triassic period?

Question 2 2. Paleontology is the study of the _____

Question 3 3. If a substance has a half-life of 5 years, then how much of the initial sample remains after 15 years?

Question 4 4. The Principle of Original Horizontality applies only to _____ rocks.

Question 5 5. Earth is about _____ years old.

Page 2

Question 6 6. What is the scientific theory that explains why the continents move?

Question 7 7. How does an eon differ from an era?

Question 8 8. Two outcrops containing one index fossil each can only be matched up if scientists also find a third outcrop containing _____.

Question 9 9. How can you tell what kind of food a dinosaur ate?

Question 10 10. Which statement best explains the relationship between modern humans and Earth's history?

Page 3

Question 11 11. Which of the following is true of fossils?

Question 12 12. Which item below could NOT be dated using carbon dating?

Question 13 13. When did Laurasia break off from Pangaea to form a new continent?

Question 14 14. When did dinosaur-like flying reptiles evolve?

Question 15 15. Which of the following is NOT true about fossils?

Page 4

Question 16 16. A 6.95 gram sample of radioactive nobelium-259 has a half-life of 58 min. How much is left after 2 hours and 54 minutes?

Question 17 17. Any fault lines or igneous intrusions that cut across a set of rock strata must be _____ that set of rock.

Question 18 18. The process of comparing the rock layers fossil are found in to determine age is called _____.

Question 19 19. The supercontinent that formed about 500 million years ago and contained most of the land mass in the Southern hemisphere was called _____.

Question 20 20. Why do many geologists study layers of strata?

Page 5

Question 21 21. What kind of dating can we establish with the principle of fossil succession?

Question 22 22. The type of scientist that studies dinosaurs is called a _____.

Question 23 23. How long have modern humans been around?

Question 24 24. Which of the following is an example of a body fossil?

Question 25 25. If you have 200.0 g of a radioactive isotope with a half-life of 5 days, how much of the isotope is left after 15 days?

Page 6

Question 26 26. When did North America separate from the rest of Laurasia?

Question 27 27. One of the first dinosaurs to evolved in the Triassic period was the Coelophysis. About how much did it weigh?

Question 28 28. A paleontologist's main sources of information are:

Question 29 29. Carbon-10 has a half-life of about 19 seconds. How many half-lives does it undergo in 2 minutes and 32 seconds?

Question 30 30. Any inclusion found within sedimentary rock must be _____ that rock.

Earth History Lesson Plans Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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