Science

6th -

8th

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Periodic Table

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13 questions

  • 1. Multiple Choice
    30 seconds
    1 pt

    the basic structural unit of matter

    atom

    matter

    element

    nucleus

  • 2. Multiple Choice
    30 seconds
    1 pt

    a collection of atoms of one type that cannot be broken down into simpler substances by ordinary chemical or physical means

    element

    subatomic particle

    electron

    matter

  • 3. Multiple Choice
    30 seconds
    1 pt

    the positively charged subatomic particle contained in the nucleus of an atom

    proton

    neutron

    electron

    matter

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