Mass Balance to Understand Atmospheric CFCs part of Starting Point-Teaching Entry Level Geoscience:Teaching with Data:Examples
Bob Mackay, Clark College
Students use an interactive online mass balance model help understand the observed levels of chlorofluorocarbon CFC-12 over the recent past. -

Waves Through Earth: Interactive Online Mac and PC part of Starting Point-Teaching Entry Level Geoscience:Mathematical and Statistical Models:Mathematical and Statistical Models Examples
JAVA Applet and activity provided by Visual Entities. Starting Point page organized by R.M. MacKay.
Students vary the seismic P and S wave velocity through each of four concentric regions of Earth and match "data" for travel times vs. angular distance around Earth's surface from the source to ...

Matlab Module to Delineate Zones of Contribution part of Cutting Edge:Hydrogeology:Activities
Roseanna Neupauer, University of Colorado at Boulder
This module includes two Matlab routines to delineate zones of contribution. Students can vary aquifer parameters and stresses and observe the effects on the zone of contribution.

Using the EXCEL Woburn Flow and Transport Model to Teach Modeling Concepts part of Cutting Edge:Hydrogeology:Activities
Scott Bair, Ohio State University-Main Campus
Modeling ties together many subjects taught in an introductory hydrogeology course. The goals of this activity are for students to learn why scientists and engineers use models, what types of models are commonly ...

Radiometric Dating part of Quantitative Skills:Activity Collection
Related Links Radioactive Decay Exponential Growth and Decay Peter Kohn - James Madison University Christopher Gellasch - U.S. Military Academy Jim Sochacki - James Madison University Scott Eaton - James Madison University Richard Ford - Weber State University
This activity leads students through derivations of the equations associated with radiometric dating.

Flooding in the Finger Lakes Region, NY part of Quantitative Skills:Activity Collection
Tara Curtin, Hobart William Smith Colleges

Quantitative Classroom Exercises part of Quantitative Skills:Activity Collection
Steven Schafersman, University of Texas of the Permian Basin, The
The four exercises give students an opportunity to use their knowledge of graphs, algebra, and maps to solve simple geological problems.

Gulf Anoxia Course Project part of Quantitative Skills:Activity Collection
Sadredin Moosavi, Tulane University of Louisiana
In this activity students work in groups to investigate the problem of Gulf of Mexico hypoxia before developing mitigation strategies based on local contriubtions to the problem. The students present their ideas in a public meeting debate format from which a solution must be selected by the entire class.

The Metrical Mastrix in Teaching Mineralogy part of Cutting Edge:Mineralogy:Activities
G. V. Gibbs
The calculation of the d-spacings, the angles between planes and zones, the bond lengths and angles and other important geometric relationships for a mineral can be a tedious task for the student and the ...

Rb-Sr isotope in-class exercise part of Cutting Edge:Petrology:Teaching Examples
Allen Glazner
This set of problems involves calculations of changes in radiogenic isotope ratios. It requires students to understand the concept of an isochron and how isotope ratios change (or do not change) during magma mixing ...