LEARN NC was a program of the University of North Carolina at Chapel Hill School of Education from 1997 – 2013. It provided lesson plans, professional development, and innovative web resources to support teachers, build community, and improve K-12 education in North Carolina. Learn NC is no longer supported by the School of Education – this is a historical archive of their website.

Student data sheet — Chemical measurement of stream health
You can download the student data sheet for use in your classroom.
Open as PDF (58 KB, 2 pages; also available as Microsoft Word document)
Answer key — Chemical measurement of stream health
This answer key is provided for reference.
Open as PDF (69 KB, 2 pages)