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How Dense is Salt Water?

Young schoolers explore the concept of linear regression. They determine the mass and density of salt water. Pupils add salt to water and record the density as salinity increases, and perform a linear regression on the data to model the data with a linear function.

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CCSS: Designed
Resource Details

6th - 8th
3 more...
Resource Type
Lesson Plans
2 hrs
Instructional Strategy
Inquiry-Based Learning
Included Materials

  • Activity Overview
  • Salinity Activity
  • Appendix A: Using Data Mat
  • The Life of a Marsh
  • Activity