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# Quantitative Skills Show all Quantitative Skills

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Density of Rocks - Some Applications part of Quantitative Skills:Activity Collection
Len Vacher, Dept of Geology, University of South Florida
This module studies some applications of being able to determine the density of rocks.

Question of the Day: Ocean Waves #2 part of Starting Point-Teaching Entry Level Geoscience:Interactive Lectures:Question of the Day
Surfers know that the best waves from distant storms have periods of about 14 seconds. The object of this activity is to compute how long it takes the 14 second period waves to travel 6,000 km across the pacific. ...

Exercise to Calculate River Discharge part of Spreadsheets Across the Curriculum:General Collection:Examples
Nicholas Baer, Colby-Sawyer College
Spreadsheets Across the Curriculum module. Students use field data from rivers to understand how river discharge is calculated.

Maximize the Volume of a Box: Exploring Polynomial Functions part of Spreadsheets Across the Curriculum:General Collection:Examples
Nasser Dastrange, Buena Vista University
Spreadsheets Across the Curriculum module. Students build spreadsheets to find the maximum volume of an open-top box by cut-and-folding a sheet of cardboard.

The Price is Right - Or is it? part of Spreadsheets Across the Curriculum:General Collection:Examples
Gary Franchy Davenport University
Spreadsheets Across the Curriculum module. Students learn through the use of spreadsheets how to optimize profits and revenues.

Perfect Competition: A Context Rich Problem part of Starting Point: Teaching and Learning Economics:Teaching Methods:Context-Rich Problems:Examples
Joann Bangs, College of St. Catherine
Students find the profit-maximizing level of output for a perfectly competitive firm and check the shut-down condition for two different prices.

Who Goes There? Estimating Ocean Populations in Chincoteague Bay part of SISL:2012 Sustainability in Math Workshop:Activities
Maria Hernandez; Itnuit Janovitz-Freireich
In this activity students use data to: rank species on the food chain, compute energy flow ratios and estimate fish populations in the Chincoteague Bay. Students also discuss the impact of the ecosystem and humans on this population, with an extension activity calculating the biodiversity of the system.

How Biodiverse is Lake Superior? An exercise in proportions. part of SISL:2012 Sustainability in Math Workshop:Activities
Stephanie Kajpust
Students use critical thinking and algebra to measure and evaluate the biodiversity in Lake Superior.

Salt Marshes: estimation techniques using basic algebra and geometry part of SISL:2012 Sustainability in Math Workshop:Activities
Yelena Meadows, Upper Iowa University; Sharareh Nikbakht, Appalachian State University
The activity allows for learning about salt marshes ecosystem and practicing of basic math in estimations.

Estimating OUR Carbon Footprint part of SISL:2012 Sustainability in Math Workshop:Activities
Ben Galluzzo, Shippensburg University of Pennsylvania; Jean McGivney-Burelle; Rikki Wagstrom, Metropolitan State University
Description here.