High School / BiologyChemistry

Chlorophyll Extraction

Students use a colorimeter to investigate which wavelengths of light are best absorbed by green plants.

Supports NGSS Performance Expectation HS-PS4-4: Evaluate the validity and reliability of claims in published materials of the effects that different frequencies of electromagnetic radiation have when absorbed by matter.


Student Files

22A_answer_sheet.docx 139.27 KB
22A_Chlorophyll_Extraction.docx 1.11 MB
22A_Chlorophyll_Extraction.pdf 913.35 KB
22A_answer_sheet.pdf 154.25 KB
22A_Chlorophyll_Extraction_Google_Slide.pdf 31.52 KB

Teacher Files

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Featured Equipment

Cuvettes and Caps

Replacement Cuvettes and Caps for the PASCO Wireless Spectrometer.

Colorimeter and Turbidity

Wireless Colorimeter & Turbidity Sensor

This sensor can function as a turbidimeter or colorimeter and is capable of measuring absorbance and transmittance at six different wavelengths.

Many lab activities can be conducted with our Wireless, PASPORT, or even ScienceWorkshop sensors and equipment. For assistance with substituting compatible instruments, contact PASCO Technical Support. We're here to help.

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Source: Lab #22A

Essential Chemistry Teacher Lab Manual

Chlorophyll Extraction