Physics

10th -

12thgrade

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Radioactivity

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15 questions

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  • 1. Multiple Choice
    1 minute
    1 pt
    This particle determines what element you have - the elements identity.
    electron
    proton
    neutron
    valence shell
  • 2. Multiple Choice
    1 minute
    1 pt
    Which particles make up the nucleus of an atom?
    protons and neutrons
    electrons and protons
    electrons, protons, and neutrons
    electrons and neutrons
  • 3. Multiple Choice
    1 minute
    1 pt
    Image
    What is the number of protons that the element in this image contain?
    14
    7
    15
    18
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