ASTRON 0089 Lecture : Astronomy Lecture Notes
16 Nov 2013
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Astronomy and the scientific method 11/11/2013 5:24:00 pm. Humans can gain knowledge about the nature of this reality (all other thoughts are tested against evidence). Ideas are testable explore the physical world through observation, logic, and skepticism. White stars that have already died. East and west are relative to where you are; north and south are always the same and defined by earths rotation. The angle of stars tells you the latitude of where they came from. Half of the moon is hit like sunlight, like earth. Reading for monday sections 2. 1 and 2. 2. The moon orbits the earth as earth orbits the sun, so the moon has to catch up. Sidereal month: the moon returns to its place on the background stars. Synodic month: the moon completes a full cycle of phases. A few days longer than the sidereal month. Eclipses occur when the sun, moon, and earth form a line.
