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- Grade Range
- 6th - 8th
- Rating
Students observe a wetland model and observe how the wetland functions as a buffer zone between dry land and bodies of water. Full Review »
- Grade Range
- 8th - 12th
- Rating
Students perform experiments to determine the PH, acidity, and buffering qualities of a lake that make them sensitive to acid deposition. Full Review »
- Grade Range
- 7th - 10th
- Rating
Students experiment to determine the difference between an acid and a base. They study the concept of adding a buffering agent to make an acid more basic. They study the pH scale. Full Review »
- Grade Range
- 5th - 8th
- Rating
Students research the roles of riparian buffers and create a model that shows the role of the buffers in protecting waterways from pollution. They conduct an experiment from which they record their data in this unit which is spread over three weeks. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students develop an understanding of how aspirin works and how understanding it's interaction with other chemicals in the body aided doctors in medical research. They complete a lab that compares the reaction of regular aspirin and buffered aspirin in neutral, acidic, and basic solutions. Full Review »
- Grade Range
- 8th - 10th
- Rating
Students discuss how vegetation affects the flow and speed of water. As a class, they define and identify the importance and functions of the six types of conservation buffers. They complete a graphic organizer and analyze several agricultural issues and design a solution. Full Review »
- Grade Range
- 8th
- Rating
Students how to use a pH meter and have a working comprehension of the pH scale. They perform tests on household antacids and see if the buffering effects vary from product to product. Students draw conclusions on the buffering effects based on shared data. They review the pH scale lesson from the previous day, and how buffers are utilized by living systems to maintain a specific internal pH in the presence of a chemical change. Full Review »
- Grade Range
- 3rd
- Rating
Students investigate the riparian buffers and how they protect various types of wildlife in the water habitats. They conduct research about the effect of erosion upon the environment and identify the main characteristics of the wetland environment. Full Review »
- Grade Range
- 7th - 8th
- Rating
Students participate in a lab activity in which they extract DNA from a strawberry. After mashing the strawberry into an even, smooth puree inside a bag, they add extraction buffer and mix the strawberry with the buffer. They filter out the extract and to it ice cold alcohol. Once the extract and alcohol has sat for a few minutes, they can spool the DNA. Full Review »
- Grade Range
- 5th - 12th
- Rating
Students use a Colorimetric test to measure pH and gain the importance to life in an aquatic ecosystem pH is. They explore the dramatic effect pH level can have on a water body. Students test the pH level of many water samples. Full Review »
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