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Tangential – when it’s parallel to youMaximum redshift – when it’s moving away from the observerBlueshift – when it’s moving toward the observerZero shift – when it blocks the redshift (you can’t see it)Habitability and other review1.What are the origins and what are the roles of the ozone layer in making our world a habitable environment? 2.Review all the conditions that make a world like ours a habitable one. Why does the search for life largely amount to the search for environments that can sustain liquid water? (Why is water the most likely medium for life?)
Venus1.Please see the items about Venus that were crossed-out on the second midterm review guide – these are now fair game!