To do this lab: 1. Read the Lab 7 Instructions document below. 2. Open the Lab 7 Report document, and answer the Pre-Lab questions. 3. Choose 2 different surface water sites to sample. Ideas: Upstream and then downstream from a wastewater discharge, before and after 2 rivers meet, a lake and a river that feeds it, two different lakes or ponds, etc. You cannot sample tap water (from a faucet). Extra credit to anyone that can sample the Minnesota River and Mississippi River, and compare the two. Wherever you sample, be safe! 4. Following the Lab 7 Instructions, sample the first site, perform the tests, and record the data. (take a photo of the sample site) Repeat this for the second site. 5. Answer the rest of the Lab 7 Questions.

 
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