Chemistry

6th -

8th

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Atoms, Molecules, Elements, and Compounds

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25 questions

  • 1. Multiple Choice
    30 seconds
    12 pts
    All matter is made of 
    energy 
    atoms 
    air
    chemistry
  • 2. Multiple Choice
    30 seconds
    12 pts
    The positive particles of an atom are 
    electrons 
    atoms
    neutrons 
    protons 
  • 3. Multiple Choice
    30 seconds
    12 pts
    The central region of an atom where its neutrons and protons are is called the
    nucleus 
    electron cloud
    core 
    center 
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