Teach the Earth > Teach the Earth > Quantitative Activities

Help

# Show all pages

Current Search Limits

## Subject

showing only Mathematics Show all Subject

showing only High School (9-12) Show all Grade Level
Refine the Results

# Subject Show all Subject

## High School (9-12)

15 matches

Results 1 - 10 of 15 matches

Population Growth, Ecological Footprints, and Overshoot
Rikki Wagstrom
In this activity, students develop and apply linear, exponential, and rational functions to explore past and projected U.S. population growth, carbon footprint trend, ecological overshoot, and effectiveness of hypothetical carbon dioxide reduction initiatives.

Choosing Between Home Appliances: Benefits to the Planet and Your Wallet
Corri Taylor, Wellesley College
Students research various options for new appliances and make purchasing decisions based not merely on purchase price, but also on energy efficiency, which has implications for the planet AND for longer-term personal finances. Students calculate the "payback period" for the more energy efficient appliance and calculate long-term savings.

Plastic Waste Production
Karen Bliss
In this exercise, students will use data to predict the amount of plastic waste in the next ten years.

Economics of installing Solar PV panels: is it worth it to the individual?
Martin Walter
We show that it is economical for an individual to install solar photovoltaic panels in Denver, Colorado; and this is a sustainable strategy for society at large.

Energy Cost of Engine Idling
Ben Fusaro
This is an open-ended but elementary modeling exercise about idling energy behaviors and impacts.

How much energy do you save by doubling insulation?
Joseph Skufca
Students will be provided the governing equation for steady state heat transfer across a surface. They will use that equation to explore the effect of changing the insulation value on the amount of energy used.

Simple Population Space Usage
Bill Bauldry
Students find current values for world and US populations, the area of Texas, and the size of the average house in the USA. Students then look at ratios to assess land usage.

Water conservation
Holly Partridge
Small amounts of water in one home dripping from a faucet can add up to huge monetary and resource losses

Back-of-the-Envelope Calculations: Percentage of Copper in Ore
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 ...

Shift in life expectancy
Holly Partridge
Determining the shift in expected life span over a century and the social and environmental impact