An atom is one of the basic units of matter. Everything around you is made up of atoms. Even though atoms are very tiny, they are made up of even more minute particles. Each atom is made up of three basic particles called protons, neurtrons, and electrons.

Dewey Number

  • Atoms and energy - 539.7

Keyword searching

  • Atoms
  • electrons
  • protons
  • neutrons


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