# QR Teaching Activities

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- Statistics 2 matches

## Mathematics

30 matches General/Other# Quantitative Skills Show all Quantitative Skills

## Estimation

32 matchesResults 1 - 10 of **32 matches**

Back-of-the-Envelope Calculations: Percentage of Copper in Ore part of Quantitative Skills:Activity Collection

Barb Tewksbury, Hamilton College

Question Suppose that you are building a new house. It will take about 90 kg (198 pounds) of copper to do the electrical wiring. In order to get the copper in the first place, someone needs to mine solid rock that ...

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.

Back-of-the-Envelope Calculations: Spacecraft Acceleration part of Quantitative Skills:Activity Collection

Barb Tewksbury, Hamilton College

Question Suppose someone offered you a ride to the nearest star in a new spacecraft that could travel at half the speed of light, or about 150,000 km/second. In order to reach such a cruising speed, you and the ...

Back-of-the-Envelope Calculations: Scale of the Himalayas part of Quantitative Skills:Activity Collection

Barb Tewksbury, Hamilton College

Question Let's imagine a scale model of the Earth, and let's imagine that the Earth is the size of a basketball. Suppose that you wanted to build the Himalayas to scale on the surface of the basketball. ...

The Costs of Your Commute: Your Money, Your Time, and the Earth part of SISL:2012 Sustainability in Math Workshop:Activities

Charlie Buehrle

This activity has students investigate their own cost, CO2 output, and time for commuting. They then compare their commute to an environmentally conscious alternative by using comparable metrics.

The True Cost of Eggs: Commercial vs. Local part of SISL:2012 Sustainability in Math Workshop:Activities

Caira Bongers

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.

Biking vs Driving part of SISL:2012 Sustainability in Math Workshop:Activities

Deirdre Smeltzer

How much difference would biking to work one day per week make?

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; Sharareh Nikbakht

The activity allows for learning about salt marshes ecosystem and practicing of basic math in estimations.