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February 1, 2008 - February 1 2008 Test next Friday o Can...

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February 1, 2008 Test next Friday o Can use a 9 ½ X 11 sheet of paper for notes What is an umbra? o The central part of an eclipse shadow where all the sun’s light is blocked out When (in boulder, during the day) would the stick (used to make the shadow plots cast NO shadow? o never because the sun is never directly above us in boulder the changing phases of the moon originally inspired the concept of the month o it takes 29 ½ days to go from new moon to new moon phases of the moon o new o waxing crescent o first quarter o waxing gibbous o full o waning gibbous o last quarter o waning gibbous waxing o moon visible in afternoon/evening o gets fuller and rises later each day
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