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NCSCOS Grade 8 Science - 8.E.2.2 Geologic History

Quiz by NCDPI

Grade 8
North Carolina Standard Course of Study

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Grade 8
North Carolina Standard Course of Study


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3 questions
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  • Q1
    Which BEST describes how ice cores are important to the study of geologic history?
    They hold index fossils, which are used to date the different ice cores.
    They follow the Law of Superposition, which gives reasons for extinctions of species
    They show unconformities, which signal changes in deposition.
    They contain evidence showing changes in the atmospheric composition over time.
  • Q2
    What do earthquakes tell scientists about the history of the planet?
    Earth's climate is constantly changing.
    The oceans are much deeper today than millions years ago.
    The continents of Earth are continually moving.
    Dinosaurs became extinct about 65 million years ago.
  • Q3
    How do scientists know that some mountains were once at the bottom of an ocean?
    Dinosaur bones have been discovered in the mountains.
    Saltwater fish are found in some mountain streams.
    Marine fossils have been found on the peaks of some mountains.
    Freshwater rivers flow to the ocean.

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