Monday, October 17, 2011

Models for Today

Carbon Sequestration Model









What happens to carbon dioxide trapped in the water or in the soil? You will need to design a lab to try to find out. Materials for the lab will include balloons (upon request), pH paper to test the acidity. You can try to measure the temperature of different pops and determine the mass of CO2, you can measure the acidity of different pop, you can do something else. But you must come up with a model that allows us to understand how carbon dioxide (found in the pop) can be contained in the soil or affect the acidity of your liquid.

**You will turn in a lab procedure and a video for this model**


Geochemical Cycles

We will use a poster for our model. Create a poster that details the carbon cycle, with arrows, and include the role of humans in the cycle. Now use a second color of ink and draw the nitrogen cycle on this system. Finally, use a third color of ink and highlight the water cycle.


Use this model to answer the following questions by drawing in a FOURTH item, a hog confinement farm. Then draw on the model as needed or explain these questions on the back.








A: How will the hog confinement farm affect the nitrogen cycle. Draw in arrows to connect your farm to the nitrogen, water, and carbon cycles

B: Show how the hog farm could use its materials to produce energy.


C: Hog confinement farms are required to have manure management plans. Why? How can this affect the water cycle? Think of phosphorous and local creeks and rivers.

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