Karl Wirth

Geology

Macalester College

Karl Wirth is an igneous petrologist, geochemist, and Associate Professor of Geology at Macalester College. His research interests are concerned primarily with the origins of igneous rocks and the chemical evolution of the Earth's crust and upper mantle.

Workshop Leader and Participant, Website Contributor

Website Content Contributions

Activities (5)

Using An M&M Magma Chamber To Illustrate Magmatic Differentiation part of Cutting Edge:Courses:Petrology:Teaching Examples
Fractional crystallization by gravity settling can be illustrated using a model magma chamber consisting of M&M's®. In this model, each major cation (e.g., Si, Ti, Al, Fe, Mg, Ca, Na, K) is ...

On the Cutting Edge Exemplary Collection This activity is part of the On the Cutting Edge Exemplary Teaching Activities collection.
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Learning About Thinking and Thinking About Learning part of Cutting Edge:Enhance Your Teaching:Affective Domain:Activities
A document about learning provides background information for classroom activities to help students be more intentional about their thinking and learning

On the Cutting Edge Exemplary Collection This activity is part of the On the Cutting Edge Exemplary Teaching Activities collection.
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Reading Reflections part of Cutting Edge:Metacognition:Activities
Reading reflections are submitted online each day before class and after completing a reading assignment. Three short questions guide the student to reflect more deeply on their understanding.

Using an M&M® Magma Chamber to Illustrate Magmatic Differentiation part of Cutting Edge:Enhance Your Teaching:Data, Simulations and Models:Workshop 03:Activities
submitted by Karl Wirth, Macalester College The M&M® magma chamber exercise was developed to provide students first-hand experience with the process of magmatic differentiation by fractional crystallization ...

Using Data to Teach Earth ProcessesAn Illustrated Community Discussion at the 2003 Annual Meeting of the Geological Society of America part of Cutting Edge:Enhance Your Teaching:Data, Simulations and Models:Workshop 03:Activities
Karl Wirth Macalester College - The Petrology course at Macalester College is designed around a semester-long project. All laboratory and classroom activities within the course are directed toward understanding and ...

Essays (2)

Karl Wirth part of Cutting Edge:Develop Program-Wide Abilities:Metacognition:Workshop 08:Participant Essays
Learning About Thinking and Thinking About Learning: Metacognitive Knowledge and Skills for Intentional Learners by Karl Wirth, Department of Geology & Center for Scholarship and Teaching, Macalester College ...

Karl Wirth part of Cutting Edge:Enhance Your Teaching:Affective Domain:Workshop 07:Workshop Participants
Dept. of Geology, Macalester College Homepage What are the key issues related to the role of the affective domain in teaching geoscience that you would like to engage at the workshop? How do we teach it? What do ...

Conference Presentations (4)

Assessing the Reasoning Component of Citizen-Level Science Literacy: Results and Implications from an 18,000 Student Study part of Earth Educators Rendezvous 2015:Program:Abstracts
We report results from a brief 25-item Science Literacy Concept Inventory (SLCI), which is a valid and reliable assessment instrument for addressing core concepts of citizen-level science literacy. The SLCI focuses ...

Understanding Graph Reading and Comprehension through Eye-Tracking: Evidence for the Expert/Novice Dichotomy part of Earth Educators Rendezvous 2015:Program:Abstracts
Graphical information is used in many aspects of our lives, including vocation, media, civic processes, scientific inquiry, and education, so graph comprehension is an essential skill for informed citizenry. ...

The Challenges of "Bottleneck Graphs" in the Earth Sciences: Evidence from Expert and Novice Eye-Tracks part of Earth Educators Rendezvous 2015:Program:Abstracts
Professionals and students in the earth sciences use an array of graphs to study the earth. Earth scientists make use of a number of unique types of graphical formats that facilitate the representation and ...

A Question of Numeracy: Is Self-Assessed Competency Registered on Knowledge Surveys Meaningful? part of Earth Educators Rendezvous 2015:Program:Abstracts
Geoscientists often use knowledge surveys to collect self-assessed competency data about learning and learning gains. If people believe that they can do something, how well can they actually do it? At first glance, ...