Modeling the carbon cycle of the anthropocene part of Quantitative Skills:Activity Collection
Heather Stoll, ETH Zurich
Students use an Excel sheet to complete forward and inverse models of changes in carbon distribution between atmosphere, ocean and the biosphere from 1751 to the present and several centuries into the future. The model is given as a mostly complete package, into which students input emissions data in various sensitivity tests.

Atmospheric Vertical Structure and the First Law of Thermodynamics part of Quantitative Skills:Activity Collection
Anthony Hansen, Saint Cloud State University
This set of homework problems is intended to help students begin to discover the importance and utility of conservation principles derived from the First Law of Thermodynamics and provide a first step in evolving from the p-V diagrams the students have seen in their physics coursework toward the thermodynamic diagrams used in meteorology.

Earth's history in 4.56 meters: constructing a timeline with calculator tape part of Quantitative Skills:Activity Collection
Eric Baer, Highline Community College
An activity where students make a geologic timeline from calculator tape.

Modeling the interior of the Earth using Seismic Waves part of Quantitative Skills:Activity Collection
Eric Baer, Highline Community College
Students use a variety of tools to explore the interior of the Earth in this inquiry activity.

Two streams, two stories... How Humans Alter Floods and Streams part of Quantitative Skills:Activity Collection
Eric Baer, Highline Community College
An activity/lab where students determine the changes in 100-year flood determinations for 2 streams over time.

Investigation: When will there no longer be glaciers in Glacier National Park? part of Quantitative Skills:Activity Collection
An Investigation Question activity developed by Carol Ormand, Wittenberg University.
Students use historical data on the extent of the Grinnell Glacier in Glacier National Park to estimate when the glacier will melt completely.

Earthquake Shaking and Damage part of Quantitative Skills:Activity Collection
Eric Baer, Highline Community College
This student homework and problem set has students quantitatively earthquake hazard, shaking and damage.

Vectors and slope stability part of Quantitative Skills:Activity Collection
Eric Baer, Highline Community College
An in-class activity or homework for graphically solving slope-stability problems with vectors.

Understanding Radioactivity in Geology: The Basics of Decay part of Quantitative Skills:Activity Collection
Christina Stringer—University of South Florida, Tampa FL 33620 This activity was developed for Spreadsheets Across the Curriculum. National Science Foundation, DUE 0442629.
PowerPoint module leading students through creation and manipulation of spreadsheet to forward model an example of exponential decay—the number of remaining unpopped kernels of popcorn in a bag of popping popcorn.

Back-of-the-Envelope Calculations: Rate of Lava Flow part of Quantitative Skills:Activity Collection
Barb Tewksbury, Hamilton College
Question In 1983, an eruption began at Kilauea Volcano in Hawaii that has proved to be the largest and longest-lived eruption since records began in 1823. Lava has poured out of the volcano at an average rate of ...