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Effect of Fractures on Groundwater Flow Patterns
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The goal of this exercise is to have students gain an understanding of how fractures affect groundwater flow patterns. In order for them to complete the activity, they need some background on characteristic fracture patterns in different rock types. This background could be provided in a variety of ways depending on geographic location and outcrop availability. If outcrops of crystalline and sedimentary sequences are available, you could take students in the field and have them observe (and perhaps sketch) the differing fracture patterns. If geology (and or weather) preclude this option, the students could observe fracture patterns from slides of outcrops (see slides in accompanying PowerPoint Presentation).

The classroom portion of the exercise uses a simple 2D numerical model (TopoDrive, available from USGS) to simulate flow in three aquifers: 1) homogeneous isotropic, 2) fractured crystalline, and 3) fractured sedimentary sequences. The task is to observe how the fracture patterns alter the flow patterns as compared to the homogeneous, isotropic simulation. The activity gives students practice in integrating geologic data into numerical models, describing flow patterns, and using computer technology. The activity also integrates knowledge from structural geology with hydrogeology.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Biology
Earth and Space Science
Hydrology
Life Science
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
08/10/2019
Effects of El Niño/La niña on Phytoplankton and Fish
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This video shows 15 years of data obtained via Polar-orbiting satellites that are able to detect subtle differences in ocean color, allowing scientists to see where there are higher concentrations of phytoplankton - a proxy for the concentration of chlorophyll in the ocean.

Subject:
Agriculture and Natural Resources
Applied Science
Atmospheric Science
Biology
Earth and Space Science
Environmental Science
Environmental Studies
Life Science
Oceanography
Physical Science
Material Type:
Activity/Lab
Provider:
CLEAN: Climate Literacy and Energy Awareness Network
Provider Set:
CLEAN: Climate Literacy and Energy Awareness Network
Date Added:
03/09/2023
Effects of Pressure and Temperature on Igneous Rocks CogSketch geoscience worksheet
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This worksheet helps students think about the cause and effect of pressure/temperature changes in subsurface and how these changes would affect the state of a solid rock. In this worksheet, students are given 6 different scenarios and associated pressure/temperature charts with a solidus line and a starting pressure/temperature point. Scenarios include heating and melting due to a nearby intrusion, diagenesis, decompression melting, cooling of magma at the surface, and adding water to the system. For each scenario, students draw an arrow from the starting point to show how the pressure and temperature would change. For example, students are told that a rock in the subsurface quickly rises towards the surface and melts, so fast that the temperature doesn't change much. A student would then draw a vertical arrow up to show that there is only a change in pressure. There scenarios are chosen to help students better understand the complexities of the subsurface in terms of pressure and temperature.

This worksheet uses the sketch-understanding program with built-in tutor: CogSketch . Therefore, students, instructors, and/or institution computer labs need to download the program from here: http://www.qrg.northwestern.edu/software/cogsketch/. At any point during the worksheet, students can click the FEEDBACK button and their sketch is compared to the solution image. The built-in tutor identifies any discrepancies and reports pre-written feedback to help the student correct their sketch until they are done with the activity. Once worksheets are emailed to the instructor, worksheets can be batch graded and easily evaluated. This program allows instructors to assign sketching activities that require very little time commitment. Instead, the built-in tutor provides feedback whenever the student requests, without the presence of the instructor. More information on using the program and the activity is in the Instructor's Notes.

We have developed approximately two dozen introductory geoscience worksheets using this program. Each worksheet has a background image and instructions for a sketching task. You can find additional worksheets by searching for "CogSketch" using the search box at the top of this page. We expect to have uploaded all of them by the end of the summer of 2016.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Biology
Life Science
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
09/29/2022
Eggs and the Equinox
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Students test the question, "Do eggs balance on the equinox?" Students develop their own procedure, analyze their data and come up with their own conclusions.

Subject:
Biology
Life Science
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Pedagogy in Action
Date Added:
04/12/2023
El Ni��o and Ocean-Atmosphere Interactions in the Tropical Pacific
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This activity investigates the oceanographic and climatic characteristics of El Ni��o/La Ni��a (ENSO) events using observational data from moored ocean buoys in the tropical Pacific Ocean. Data are obtained from NOAA's Tropical Atmosphere Ocean (TAO) project website which provides a web-based interface for accessing and displaying oceanographic data. In addition to providing an introduction to ENSO, this activity is designed to give students practice interpreting real oceanographic observations by emphasizing the description and identification of patterns in large data-sets. Students first describe patterns in sea-surface and cross-sectional transects of ocean temperatures and surface winds associated with "normal", El Ni��o, and La Ni��a years and then use this as a basis for classifying observations from unknown years and interpreting connections between oceanographic and atmospheric processes occurring in the tropical Pacific.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Applied Science
Biology
Earth and Space Science
Environmental Science
Life Science
Oceanography
Material Type:
Activity/Lab
Homework/Assignment
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
12/11/2020
Election Project
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In late September (of an election year), one class session is devoted to developing a list of issues key to the class and likely to be discussed by the candidates. The list is converted into 3-5 questions all students will research and answer. Each student is assigned a candidate (President, Governor, congress, state legislature). An effort is made to assign each student a candidate who will appear on his/her ballot and to assign third party candidates.

Student research candidates' positions using web resources, news papers, and campaign materials. Students are strongly encouraged to contact the campaign directly and question the candidate, if possible.

Students report back to the class with a 3-5 minute presentation and a poster that may be displayed in a college commons area. Reports are presented a week prior to the election.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Agriculture and Natural Resources
Biology
Environmental Studies
Life Science
Political Science
Social Science
Material Type:
Activity/Lab
Homework/Assignment
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
11/19/2021
Electrical Analysis of Wind Power
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For this experiment, students use a DC motor as a generator and various shaped turbine designs to test which design produces the most electrical power. Using a fan to generate the "wind", students attach different blades made of folded paper or card stock to the motor to see how much power is generated.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Biology
Life Science
Mathematics
Measurement and Data
Material Type:
Activity/Lab
Data Set
Lesson Plan
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
11/28/2019
Electron Microprobe
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As the core activity of petrology portion of a mineralogy/petrology course, students cooperatively conduct petrographic and electron microprobe analytical studies on suites of Central Blue Ridge metamorphic rocks collected during class field activities. We make use of a remotely operable electron microprobe instrument at the Florida Center for Analytical Electron Microscopy (FCAEM) to conduct all analyses in class.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Biology
Life Science
Material Type:
Data Set
Interactive
Lesson Plan
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
09/22/2022
An Electron Microprobe in the Classroom: A Remote-Access System for Education
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Our remote access system permits students to interact with our electron microprobe and obtain visual information about the tasks performed by lab personnel. Students in a petrology class, for instance, can view backscatter-electron images of a particular sample, ask for specific points to be analyzed, and immediately see the resulting spectrum of characteristic X-rays. With this interaction, such an exercise is more much pedagogically effective. Our video streams mean that students do not need to know how to operate the instrumentation -- that is not the point for students in a mineralogy or petrology course. Instead, seeing a live backscatter-electron image or an X-ray spectrum from a point they chose catches the interest of students and allows them to make decisions while they learn about mineral associations. Many classrooms are now equipped with Internet connections and a computer with a projection system. As a result, a lecturer in such a classroom can project our video streams onto a screen or wall so that the entire class can observe the analysis of a sample. Lab rooms also often have internet-capable computers, so a small group of students could, on the phone, ask lab personnel to move to some point on a sample and examine a specific crystal.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Biology
Life Science
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
08/12/2019
Elementary GLOBE Seasons Module
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Educational Use
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In these activities and story book, students wonder why hummingbirds have stopped visiting their school. They learn about the needs of the hummingbirds, the seasonal changes where they live, and the environment where the hummingbirds spend the winter. Students describe the seasonal changes in a local habitat, observe how colors in nature change through the seasons, and research hummingbirds.

Subject:
Agriculture and Natural Resources
Applied Science
Biology
Environmental Science
Environmental Studies
Life Science
Physical Science
Material Type:
Activity/Lab
Lesson
Lesson Plan
Provider:
CLEAN: Climate Literacy and Energy Awareness Network
Provider Set:
CLEAN: Climate Literacy and Energy Awareness Network
Author:
Becca Hatheway
Elementary GLOBE; University Corporation for Atmospheric Research
Kerry Zarlengo
Lisa Gardiner
Date Added:
06/11/2020
Elementary GLOBE: Soil Treasure Hunt
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Educational Use
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A learning activity for the Scoop on Soils book in the Elementary GLOBE Series. Students will make predictions about what they think they will find in a sample of soil. They will investigate the sample and sort out the various items they find. Next they will spend time outside observing one or more sites to see what they find in the soil. After recording and sharing their observations they will create their own stories about the things they found in the soil. The purpose of the activity is to learn about natural things commonly found in soil and how these things impact how the soil looks and feels as well as to introduce students to the concept of decomposition. After completing this activity, students will know about various things found in soil including rocks, critters, roots, and other organic material. They will also understand that animals and microorganisms aid in the decomposition process that contributes organic materials to soils.

Subject:
Applied Science
Astronomy
Atmospheric Science
Biology
Chemistry
Earth and Space Science
Ecology
Engineering
Environmental Science
Life Science
Physical Science
Physics
Material Type:
Activity/Lab
Diagram/Illustration
Interactive
Lesson Plan
Textbook
Provider:
NASA
Provider Set:
NASA Wavelength
Date Added:
05/02/2023
Embryology: Hatching Baby Chicks
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This lesson integrates science, math, communication skills, arts, and social studies through hands-on activities. Students are directly involved in hatching baby chicks.

Subject:
Biology
Life Science
Material Type:
Lesson Plan
Provider:
University of North Carolina at Chapel Hill School of Education
Provider Set:
LEARN NC Lesson Plans
Date Added:
06/25/1999
Emergent Models in Google Earth
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Working in groups, students learn to navigate a virtual globe, read geophysical data, and assess plate tectonic models. They prepare by studying about plate tectonics from their notes or from the text, and then apply that knowledge to real tectonic settings on the virtual globe. Students drag 3D models out of the subsurface and compare real data to model interpretations. They can also substitute their own sketches for our images.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Biology
Earth and Space Science
Geology
Life Science
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
09/14/2020
Encountering geoscience issues in the popular press
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Geoscientists (as do all scientists) have a duty to present facts to their audience, whether that audience is composed of other scientists or of the general public. Many scientific issues find their way into the popular press limelight and become blown out of proportion or are even presented in such a way that the articles are factually inaccurate. This activity involves critical reading of popular press articles and a little research to focus on the facts of the straight-up science. A few articles and research prompts of choice have been selected as examples.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Biology
Life Science
Material Type:
Activity/Lab
Case Study
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
11/26/2021
Energy Balance Climate Model: Stella Mac and PC
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Students explore a Global Energy Balance Climate Model Using Stella II. Response of surface temperature to variations in solar input, atmospheric and surface albedo, atmospheric water vapor and carbon dioxide, volcanic eruptions, and mixed layer ocean depth. Climate feedbacks such as water vapor or ice-albedo can be turned on or off.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Applied Science
Biology
Environmental Science
Life Science
Mathematics
Statistics and Probability
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
09/29/2022
Energy Flow through Organisms: An Introduction to Photosynthesis and Respiration
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CC BY-NC-SA
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This classroom activity introduces students to energy flow through organisms, producers & photosynthesis, and consumers & respiration.

Subject:
Biology
Life Science
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Pedagogy in Action
Date Added:
04/12/2023
Energy Gallery Walk
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CC BY-NC-SA
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Each student has been given a packet of information on an energy topic. There are two articles that all the students will receive, on energy conservation and addiction to oil, and then several others on their specific topic. Each student will be instructed to become the classroom expert on their specific topic by reading the articles and being invited to look up more information.

These steps are modified from Step by Step Instructions for Gallery Walk

I learned this technique at a Cutting Edge workshop put on by the National Association of Geoscience Teachers called Designing Innovative and Effective Geoscience Courses in the summer of 2008.

The steps to this lesson are:

I have generated a list of questions around energy.
The questions will be written on poster-sized paper, one question to each sheet.
The questions will be posted in a foyer area.
The students have been given general directions in the previous class, and more specific directions will be given the day of the event.
The students have been prepared by reading packets of energy information, as described above in this document. They have also been advised on how the grading rubric and feedback will be used.
The students will be put into groups of two, because the class is so small. Each group will have a different colored marker. If the groups were larger, roles would be assigned, like recorder, speaker, emissary, etc... That won't work with this small class.
We will begin the gallery walk. Each team will start at a different chart, read the question, talk to each other, then document their response in their colored ink. They will be encouraged to write in a pithy bulleted format closest to the top of the chart.
The teams will rotate to a new station after a period of time (to be determined!) They will rotate clockwise. Arriving at a new station, the students will read the question, the responses of the other groups who posted before them, and add their comments, sort of like a BLOG. The groups can switch recorders at each station to keep all members involved.
I will monitor the students' progress. I may have to intervene to clarify a point or direct the students to think of something they may have overlooked. I will wander between groups, listening in, and asking "Socratic" guiding questions if needed.
Once all groups have responded to all the posters, they can return to posters to read the other postings, and even add to their own comments.
After the rotations and comment period, students will "report out", which each group synthesizes the comments for each question into a summary. The groups will then take turns making oral reports on the questions at hand. I may decide to have them do a written report instead, so that they create a document to refer to later in the course.
I will be gauging student understanding throughout the report stage, to reinforce correctly expressed concepts and correct for errors or misconceptions.

The questions my students had to answer were:

What sources of energy (conventional and alternative-yet-to-be-brought-to-market) are appropriate powering motor vehicles? In detail, what are the advantages and disadvantages of each?
What sources of energy (conventional and alternative) are appropriate for powering homes? (Heat, hot water, cooking, cooling, light, etc) In detail, what are the advantages and disadvantages?
What are the most polluting energy sources, and what type of pollution do they produce? What are the least polluting energy sources, and why aren't we using them more?
What are fifteen ways the average person can conserve energy?
Do we need to conserve energy? Do developing nations need to? Why or why not?
Should energy conservation be a legal mandate from the U.S. government for our citizens? Should the U.N. require international consensus on energy conservation? Would that be fair to developing nations?
What are the reasons we can no longer depend on fossil fuels (both domestic and imported) to power the United States of America? What are the great issues at stake?
Who will pay the price for energy decisions made (or not made) in the next few years? What do you anticipate that price might be?

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Biology
Life Science
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
09/08/2020
Energy Hog Advertising Campaign
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Students are asked to design a poster as an alternative to the Energy Hog ad campaign released by the DOE in 2004. Students are asked to address where our energy comes from how it is used and what might be involved in moving towards non-petroleum resources. They are directed to begin at the DOE and EIA Energy Information Agency websites but may pursue any other resources they deem necessary. This activity provides a real-world context for thermodynamic and electrochemical concepts presented in the second semester of general chemistry.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Biology
Life Science
Material Type:
Lesson Plan
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
02/17/2022
Engaging Campus Conversations about Climate Action
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Campus Climate Conversations are designed to be both educational and "deliberative," meaning students, staff, and faculty interact with one another in small groups to share views and ideas about climate action strategies. This activity is structured to enhance education and engagement, and to generate collaborative climate action strategies.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Agriculture and Natural Resources
Applied Science
Biology
Environmental Science
Environmental Studies
Life Science
Psychology
Social Science
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
01/01/2021
Engaging Contentious Political Issues
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Faculty and students of politics inevitably engage with contentious debates about global inequality and development, conflict, and environmental sustainability. Teaching and learning outcomes in politics tend to emphasize critical and analytical thinking, but have paid less attention to emotion and feeling in considering how to navigate current issues. How can contemplative practices help instructors and students not only intellectually consider, but also emotionally hold difficult and often divisive and unsettling issues? In what ways can such practices both create space for honest, compassionate discussion and encourage engaged citizenship? By using a guided exercise of self-reflection and dialogue, students will develop self-awareness of their emotional responses and of their peers to contentious political issues, and recognize the importance of open listening and dialogue for gaining a deeper appreciation of contrasting views.

(Note: this resource was added to OER Commons as part of a batch upload of over 2,200 records. If you notice an issue with the quality of the metadata, please let us know by using the 'report' button and we will flag it for consideration.)

Subject:
Agriculture and Natural Resources
Biology
Environmental Studies
History
Life Science
Psychology
Social Science
Sociology
Material Type:
Activity/Lab
Provider:
Science Education Resource Center (SERC) at Carleton College
Provider Set:
Teach the Earth
Date Added:
11/23/2021