2019 California Science & Engineering Fair Participants
Bethany A. Ray


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Project J1516
Bethany A. Ray, Grade 6 portrait
Does the Amount of Time Food Is on a Surface Affect Its Bacterial Growth?
Advisor: Mr. Mike Ray
School: Quail Lake Environmental Charter School, Clovis, Fresno County
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California Science & Engineering Fair / 2019 / Portraits / CSEF@usc.edu