To receive two points towards your problem set/lab total, attend the Friday 3:30 PM lecture and sign the Geology 627 attendance sheet. For an additional two points, write a one page (double spaced, approximately 300 word) paper describing something that you learned from the lecture. The paper is due Monday Oct. 4 by 5 PM.

If you are unable to attend the lecture, an alternate extra credit opportunity is available, also due by Monday Oct. 11 at 5 PM. Contact Jean Bahr for details.