Trimming the Fat

Students test food samples for relative amounts of oils or fats (lipids) based on the transmission of light in this simple but effective activity.


Idea Sheets are cross-referenced to subjects listed in the Common Core, Next Generation Science Standards, and California Content Standards.

Categories include:
  • Spanish
  • Vietnamese
  • Physical Science
  • Grades K-2
  • Grades 3-5
  • Grades 6-8
  • Science
  • Translated
Tags: Matter, Structure & Function, Waves, Light, Measurement & Data
Grades covered: Grades K–8
Topics: Observation, Organic Molecules, Properties of Light

Video Demo

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