Paleontology Review Game

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Paleontology Review Game

• Chapters 8 9

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Question 1

• What is uniformitarianism?
• A principle that Earths history can be explained
  by current geologic processes.

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Question 2

• What does the law of superposition state?
• Younger layers of sedimentary rock are above
  older layers, as long as they are undisturbed.

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Question 3

• What laws states that a fault or body of rock is
  younger than any other rock it cuts through?
• Law of cross-cutting relationships

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Question 4

• What is the difference between relative age and
  absolute age?
• Relative age is the age of an object in relation
  to the ages of other objects. While, absolute age
  is the numeric age of an object.

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Question 5

• What is special about Carbon-14 as an isotope?
• It can be used to date objects that are less than
  70,000 years old.

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Question 6

• Why would you not want to use rates of erosion to
  date geologic features?
• Rates of erosion may vary greatly over a million
  years.

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Question 7

• What does an index fossil found in different
  areas of the world indicate about the rock
  layers?
• They formed during the same period of time.

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Question 8

• What type of rock would you most likely find a
  fossil in?
• Sedimentary rocks

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Question 9

• What is the study of fossils called?
• Paleontology

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Question 10

• What are the 5 ways that a fossil can form?
• Mummification, amber, tar seeps, freezing, and
  petrification
• Make sure you know what each one means page 198
  will help!

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Question 11

• What is fossilized dung or waste called?
• Coprolite

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Question 12

• What do you call a layer of sediment that is
  deposited annually in lakes near glaciers?
• A varve

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Question 13

• What is a trace fossil?
• A fossilized mark that formed by the movement of
  an animal

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Question 14

• Whats an epoch?
• Shorter time units of a period.. Division is Due
  to a detailed fossil record

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Question 15

• How is a geologic time period named?
• Named after the place where its characteristic
  fossils were first discovered

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Question 16

• What division of geologic time makes up about 88
  of Earths history?
• Precambrian time

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Question 17

• During what division of geologic time did Pangea
  occur?
• Paleozoic era

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Question 18

• What is the age of fishes also known as?
• The Devonian Period

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Question 19

• What is The cenozoic era also known as?
• Age of mammals

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Question 20

• First land plants developed during this geologic
  time era?
• Paleozoic

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Question 21

• What happened when temperatures decreased during
  the ice ages of the Cenozoic era?
• New mammal species developed

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Vocabulary to Know

• Disconformity
• Original Horizontality
• Angular conformity
• Nonconformity
• Period
• Era
• epoch

• Geologic column
• Geologic time scale
• Precambrian time
• Mass extinction
• Paleozoic era
• Cenozoic era