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Dating by Radioactivity

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5 questions
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  • Q1
    What is carbon dating?
    Method used in finding the amount of primal matter by the proportions of carbon twelve to the amount of carbon 14 that the object still contains.
    Method used in finding the age of primal matter by the proportions of carbon twelve to the amount of carbon 14 that the object still contains.
    Method used in finding the age of primal matter by the proportions of carbon twelve to the amount of carbon 14 that the object still is able to release.
    30s
  • Q2
    What is the definition of a half-life?
    The time needed for the radioactivity of an electron to decrease by half.
    The time needed for the radioactivity of an ion to decrease by half.
    The time needed for the radioactivity of an isotope to decrease by half.
    20s
  • Q3
    The name of the company the Radium Girls sued as a result of their occupational diseases was...
    The United States Uranium Corporation
    The United States Radium Corporation
    The Gas Light Company
    20s
  • Q4
    What is the half-life of radium isotope 223 over 88?
    12 years
    12 years
    12 days
    12 months
    20s
  • Q5
    What is a nuclide?
    A representation of each unique atom with a specific amount of protons and neutrons.
    A representation of each unique atom with a specific amount of electrons and neutrons.
    A representation of each unique atom with a specific amount of protons and electrons.
    A representation of each unique molecule with a specific amount of protons and neutrons.
    30s

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