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Earth Science - History of the Earth QUIZ 1: HISTORY OF LIFE ON EARTH

カード 15枚 作成者: Brock (作成日: 2013/12/03)

  • Geologists determine the absolute age of rocks using _.

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言語:

  • カード表 : 英語
  • カード裏 : 英語
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  • 1

    Geologists determine the absolute age of rocks using _____.

    補足(例文と訳など)

    答え

    • Radiometric dating

    解説

  • 2

    To develop a molecular clock, you need to find which of the following?

    補足(例文と訳など)

    答え

    • The rate at which changes occur in a type of molecule. How much total change has occurred in a type of molecule from two different species.

    解説

  • 3

    Biological evidence of the age of the earth includes _____.

    補足(例文と訳など)

    答え

    • fossil evidence. comparative anatomy. molecular clocks.

    解説

  • 4

    Absolute dating tells you _____.

    補足(例文と訳など)

    答え

    • when an event occurred in years

    解説

  • 5

    Scientific evidence suggests all geologic processes have been the same throughout Earth's history.

    補足(例文と訳など)

    答え

    • TRUE

    解説

  • 6

    A geologist is studying layers of rock. He finds a fossil with an imprint of a shelled animal. According to the law of faunal and floral succession, what new type of fossil would he most likely find next, in the layer of rock above it?

    補足(例文と訳など)

    答え

    • a fossil of a fish

    解説

  • 7

    According to stratigraphy and its laws, what is the correct order—from oldest to youngest—of the following rock strata:

    補足(例文と訳など)

    答え

    • B, C, D, A

    解説

  • 8

    Stratigraphy is a method to determine the relative age of rock strata.

    補足(例文と訳など)

    答え

    • TRUE

    解説

  • 9

    Four laws or principles are involved with the study of stratigraphy. They are _____.

    補足(例文と訳など)

    答え

    • law of original horizontality, law of superposition, law of original lateral continuity, law of cross-cutting relationships

    解説

  • 10

    In _____ you study rock strata, and in you ________study fossils.

    補足(例文と訳など)

    答え

    • stratigraphy, paleontology

    解説

  • 11

    The theory that Earth's rocks formed in a global flood followed by uplifting of some rock over a short period is called _____.

    補足(例文と訳など)

    答え

    • catastrophism

    解説

  • 12

    Which of the following statements depend on the relative dating of events?

    補足(例文と訳など)

    答え

    • Amphibians evolved before land reptiles. / Elephants appear in the fossil record after dinosaurs became extinct.

    解説

  • 13

    Not only does sediment spread horizontality and from youngest (top) to oldest (bottom), it also continues to spread flat in all directions until it either runs out of material—pinches off—or hits a barrier. This is known as the _____.

    補足(例文と訳など)

    答え

    • law of original lateral continuity

    解説

  • 14

    The law that states rock layers closest to the surface are the newest or youngest rock is _____

    補足(例文と訳など)

    答え

    • law of superposition

    解説

  • 15

    According to scientific evidence, the age of the earth is about _____.

    補足(例文と訳など)

    答え

    • 4.6 billion years old

    解説

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