# QR Teaching Activities

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## Mathematics

16 matches# Quantitative Skills Show all Quantitative Skills

## Algebra

16 matchesResults 1 - 10 of **16 matches**

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.

Density of rocks - How large is a ton of rock? part of Quantitative Skills:Activity Collection

Len Vacher, Dept of Geology, University of South Florida

This module addresses the problem of how to determine the size of a ton of rocks of a given composition and invites the student to figure out how to solve the problem.

Density of Earth - Using Some Field Data part of Quantitative Skills:Activity Collection

Len Vacher, Dept of Geology, University of South Florida

This module addresses the problem of how to determine the density of the earth and has students do some field experiments to get the data they need to answer the problem.

Reading Topographic Maps and Calculating Map Scale part of Quantitative Skills:Activity Collection

Leslie Kanat, Johnson State College

Use a topographic map to deliniate a watershed, draw a map bar scale, and calculate a map ratio scale.

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.

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.

Hybrid Vehicles: Are They Worth It? part of SISL:2012 Sustainability in Math Workshop:Activities

Lori Carmack

In this project, students analyze the costs of gasoline nationwide. They also investigate the cost-effectiveness of purchasing a new hybrid vehicle as opposed to purchasing a new vehicle that runs solely on gasoline.