GSC 102 Study Guide - Midterm Guide: Continental Crust, Karl Popper, Oceanic Crust

• School: University of Miami
• Department: Geological Sciences
• Course: GSC 102
• Professor: Leech Peter

Document Summary

Lecture 2: a habitable planet: major problem with testing heritability hypothesis. Circumstellar habitable zone: there is only one observation, karl popper argued that a theory is only scientific if it is falsifiable. This is because a theory is the highest level of (cid:498)truth(cid:499) in science, but it is never (cid:498)proven(cid:499), only (cid:498)corroborated(cid:499) How jupiter may protect earth: the late heavy bombardment. )t deflects space debris from coming into earth"s atmosphere. The nice model suggests that is was caused by jupiter migrating through an asteroid belt: in 1976, the viking probes carried tests for life on mars, but the results were. Evidence for life on mars (cid:498)inconclusive(cid:499: in 1996, a paper was published in science suggesting that structures in a martian meteorite might be the remains of microbial life. Mediocrity principle vs. rare earth principle: mediocrity principle. Suggests that there is nothing very unusual about the evolution of the.