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Water Transparency Protocol DLESE Reviewed Collection
http://www.globe.gov/tctg/hydro_prot_transparency.pdf?sectionId=149
From GLOBE Program Collection
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The purpose of this resource is to determine the transparency of water. Students measure water transparency at their undisturbed study site using a transparency tube or Secchi disk.
Intended for grade levels:
  • Primary (K-2)
  • Intermediate (3-5)
  • Middle (6-8)
  • High (9-12)
Type of resource:
  • For the classroom:
    • Field activity
    • Guide for instructor
Subject:
  • Hydrology
Technical requirements:
Adobe Acrobat reader
Netscape browser
Cost / Copyright:
No cost
For science/educational use consistent with the methodologies of the GLOBE Program.
DLESE Catalog ID: GLOBE-149
Educational standards:
  • National Science Education Standards (NSES):
    • K-4:
      • Unifying concepts and processes:
        • Change, constancy, and measurement
        • Evidence, models, and explanation
      • A - Science as inquiry:
        • Abilities necessary to do scientific inquiry
        • Understanding about scientific inquiry
      • B - Physical science:
        • Properties of objects and materials
      • D - Earth and space science:
        • Properties of earth materials
    • 5-8:
      • Unifying concepts and processes:
        • Change, constancy, and measurement
        • Evidence, models, and explanation
      • A - Science as inquiry:
        • Abilities necessary to do scientific inquiry
        • Understanding about scientific inquiry
      • B - Physical science:
        • Properties and changes of properties in matter
    • 9-12:
      • Unifying concepts and processes:
        • Change, constancy, and measurement
        • Evidence, models, and explanation
      • A - Science as inquiry:
        • Abilities necessary to do scientific inquiry
        • Understandings about scientific inquiry
      • B - Physical science:
        • Structure and properties of matter
      • F - Science in personal / social perspectives:
        • Environmental quality
Resource contact / Creator / Publisher:
Author: UCAR (University Corporation for Atmospheric Research)
The GLOBE Program
http://www.globe.gov/