This activity has benefited from input from faculty educators beyond the author through a review and suggestion process.
This review took place as a part of a faculty professional development workshop where groups of faculty reviewed each others' activities and offered feedback and ideas for improvements. To learn more about the process On the Cutting Edge uses for activity review, see http://serc.carleton.edu/NAGTWorkshops/review.html.
This activity was selected for the On the Cutting Edge Reviewed Teaching Collection
This activity has received positive reviews in a peer review process involving five review categories. The five categories included in the process are
- Scientific Accuracy
- Alignment of Learning Goals, Activities, and Assessments
- Pedagogic Effectiveness
- Robustness (usability and dependability of all components)
- Completeness of the ActivitySheet web page
For more information about the peer review process itself, please see http://serc.carleton.edu/NAGTWorkshops/review.html.
This page first made public: May 16, 2008
Skills and concepts that students must have mastered
How the activity is situated in the course
Content/concepts goals for this activity
Higher order thinking skills goals for this activity
Other skills goals for this activity
Description of the activity/assignment
- Answer basic questions about the timing and rate of opening of the N. and S. Atlantic;
- Determine what has happened to the oceanic crust that is created on the eastern side of the East Pacific Rise;
- Determine what type of plate boundary existed on the western edge of the N. America plate before the San Andreas Fault and when this transition occurred; and
- Reconstruct the motion of the plates over the last 40 Ma assuming that the surface area of the Earth has not changed.
Determining whether students have met the goals
Download teaching materials and tips
- Activity Description/Assignment (Acrobat (PDF) 25kB Sep4 09)
- Solution Set (Acrobat (PDF) 465kB May5 08)
- Isochron Map (a 561 by 800 pixel JPEG)