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CD rack kit. http://www.houseofscience.se/. http://www.aquaria.se/eng/start.html. Time line for experiment Preparation of experiment: 1-7 days Preparation of CD-rack: 0.5 day Put the CD-rack in water: 0.5 day Allow 4-6 weeks for growth on plates Microscopy: 0.5 day
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CD rack kit http://www.houseofscience.se/ http://www.aquaria.se/eng/start.html
Time line for experiment • Preparation of experiment: 1-7 days • Preparation of CD-rack: 0.5 day • Put the CD-rack in water: 0.5 day • Allow 4-6 weeks for growth on plates • Microscopy: 0.5 day • Final report 1-7 days Data may be added at http://www.miljolare.no/virtue/in/
How to set up a rack • Use a nylon rope of a diameter of > 7mm • Add a plastic pipe. 15 – 20 cm spacer • Add two CD’s • Repeat until 2-5 layers are complete • Put a weight to straighten rope • Mark the CD’s!
Pay attention to… • Obstacles in the sea (rocks, debris etc) • The tide Sea level High tide Low tide
Various attachments Jetty / bridge bouy Sea level
Paramaters light chemicals locations season
Interesting? • Do you want to try this? • Time in the water • When? (approximate 6 weeks?) • Where? Describe the place gladly with pictures • Take pictures of the result and analyse it • Is it possible to get the CD in your country? (This is the “inside” before it becomes a real CD and it is cheep if you find the fabric) • How can we develop the project? • Is it possible to work interdisciplinary with it? • Picture of you school, location and students who works with the project is welcome. • Other things we can test Please send you results to Susanne Mellvig Nacka gymnasium Griffelvägen 17 13140 Nacka Sweden Tel +46-(0)8-7188154 susanne.mellvig@nacka.se