Driving question : Does light intensity effect photosynthesis?

In this activity students examine the photosynthesis. Using an O2 sensor to measure the rate of photosynthesis at different light intensity. How much disadvantage has a plant in the shade anyway?

Topic: Plant physiology,
Concepts: Light intensity, Photosynthesis,
Grade level: High School (14-18 years),
Activity type: Data logging,
Sensors: CO2 (gas) sensor (low range),
Interface requirements: Single analog sensor input,

The Student Worksheet gives investigation instructions for students.

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The Teacher Notes includes teacher commentaries such as didactical approach, exemplary questions, assignments and data analysis.

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The Science Background describes the scientific principles that underlie the activity.

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Coach Activity/Result file can be opened in the Coach 7 Program. This requires Coach 7 to be installed on your computer.

Download activity Photosynthesis (light intensity) (.cma7)