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The Great Algae Race
Content Provider | TeachEngineering: STEM curriculum for K-12 |
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Author | Bair, Robert Drexler, Ivy Calabria, Jorge Dick, George Ozcan, Onur Woodham, Matthew Joustra, Caryssa Jean, Herby Burch, Emanuel Quintero, Stephanie Haralampieva, Lyudmila Yeh, Daniel |
Copyright Year | 2014 |
Description | In a multi-week experiment, student groups gather data from the photobioreactors that they build to investigate growth conditions that make algae thrive best. Using plastic soda bottles, pond water and fish tank aerators, they vary the amount of carbon dioxide (or nutrients or sunlight, as an extension) available to the microalgae. In a multi-week experiment, student groups gather data from the photobioreactors that they build to investigate growth conditions that make algae thrive best. Using plastic soda bottles, pond water and fish tank aerators, they vary the amount of carbon dioxide (or nutrients or sunlight, as an extension) available to the microalgae. They compare growth in aerated vs. non-aerated conditions. They measure growth by comparing the color of their algae cultures in the bottles to a color indicator scale. Then they graph and analyze the collected data to see which had the fastest growth. Students learn how plants biorecycle carbon dioxide into organic carbon (part of the carbon cycle) and how engineers apply their understanding of this process to maximize biofuel production. |
Language | English |
Access Restriction | Open |
Rights Holder | Regents of The University of Colorado University of South Florida |
Subject Keyword | Biology Chemistry Measurement Science and Technology Photobioreactors Renewable Energy Graphing Biofuel Photosynthesis Biorecycling Bioenergy Microalgae Algae Carbon Cycle Bioreactor |
Content Type | Text |
Time Required | PT2H30M |
Education Level | Class VI Class VII Class VIII |
Pedagogy | Experimental Activity |
Resource Type | Hands-on |
Subject | Chemistry Geometry Biology Technical |