ASTR 1345 1st Edition Lecture 7 Outline of Last Lecture I. Definition of GravityII. PrecessionIII. Phases of the MoonA. Definition of Lunar PhasesB. New MoonC. Waxing Crescent MoonD. First Quarter MoonE. Quarter MoonF. Waxing Gibbous MoonG. Full MoonH. Waning Gibbous Moon, Third Quarter Moon, and Waning Crescent MoonIV. Sides of the MoonA. Far SideB. Dark SideC. Bright SideD. Definition of TerminatorV. SynodicVI. SiderealVII. Tropical YearOutline of Current Lecture I. Lunar EclipseII. Solar EclipseIII. Line of NodesIV. UmbraV. PenumbraVI. Penumbral EclipseVII. Partial EclipseVIII. Total EclipseIX. Solar CoronaX. Eclipse PathXI. Annular EclipseCurrent LectureThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.l.Lunar Eclipse is an eclipse during which Earth blocks light that would have struck the Moon.ll.A solar eclipse is an eclipse during which the Moon blocks the Sun.lll.The line of nodes is a line along which the plane of Moon’s orbit intersects plane of the ecliptic.lV.Umbra is the central, completely dark portion of a shadow, region of total or annular eclipses.V.The penumbra is the portion of a shadow in which only part of the light source is covered by theshadow making body.Vl.Penumbral Eclipse is a lunar eclipse in which the Moon passes only through Earth’s penumbra.Vll.A partial eclipse is a lunar or solar eclipse in which the eclipsed object doesn’t appear completely covered.Vlll.A total eclipse is a solar eclipse during which the Sun is completely hidden by the Moon, or a lunar eclipse during which the Moon is completely immersed in Earth’s umbra.lX.A solar corona is the Sun’s outer atmosphere.X.The eclipse path is the track of the tip of the Moon’s shadow along Earth’s surface during a total or annular solar eclipse.Xl.An annular eclipse is the eclipse of the Sun in which the Moon is too distant to cover the Sun completely so that a ring of sunlight is seen around the Moon at
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