Tiny physics units Crossword Clue

Today's (16 May 2018) crossword provided to us by L.A. Times Daily and the clue is "Tiny physics units".
The right answer or rather the best answer for the "Tiny physics units" is:

Best Answer ATOMS

Crossword Date: 16 May 2018

Note: The L.A. Times Daily clue "Tiny physics units" has multiple solutions for the given crossword puzzle. We apologize for the confusion, especially if there are other solutions to this crossword.
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