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# Carbon Production in the US 2002-39

In this problem set, learners will analyze an image of carbon dioxide emissions in the continental US in a given year to answer a series of questions. Answer key is provided. This is part of Earth Math: A Brief Mathematical Guide to Earth Science... (View More)

Audience: Middle school
Materials Cost: Free

# Earth's Atmosphere

This problem set is about the methods scientists use to compare the abundance of the different elements in Earth's atmosphere. Answer key is provided. This is part of Earth Math: A Brief Mathematical Guide to Earth Science and Climate Change.

Audience: Middle school, High school
Materials Cost: Free

# Carbon Dioxide Changes During the Last 400,000 years

In this problem set, learners will analyze a graph of carbon dioxide concentration in the last 400,000 years and consider the rise in carbon dioxide of the last 150 years. Answer key is provided. This is part of Earth Math: A Brief Mathematical... (View More)

Audience: Middle school
Materials Cost: Free

# Carbon Dioxide Increases

In this problem set, learners will analyze the Keeling Curve showing carbon dioxide concentration in the atmosphere since 1985 to answer a series of questions. Answer key is provided. This is part of Earth Math: A Brief Mathematical Guide to Earth... (View More)

Audience: Middle school, High school
Materials Cost: Free

# Carbon Dioxide Increases during the last 2,000 years

In this problem set, learners will use a graph of carbon dioxide levels in the atmosphere of the last 2000 years to answer questions related to increases over time and why scientists link this increase with human activity. Answer key is provided.... (View More)

Audience: Middle school
Materials Cost: Free

# A Simple Model for Atmospheric Carbon Dioxide

In this problem set, learners will create and use a differential equation of rate-of-change of atmospheric carbon dioxide. They will refer to the "Keeling Curve" graph and information on the sources and sinks of carbon on Earth to create the... (View More)

Audience: High school
Materials Cost: Free
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