Moon Phases and Eclipses
Moon Phases and Eclipses Astr 1010-100
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This 2 page One Day of Notes was uploaded by Alyssa Karounos on Sunday January 18, 2015. The One Day of Notes belongs to Astr 1010-100 at University of Washington taught by Dr. Oliver Fraser in Winter2015. Since its upload, it has received 132 views. For similar materials see Introductory Astronomy 1 in Astronomy at University of Washington.
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Date Created: 01/18/15
1 1220 15 1 Goals A Predict phases times and positions for the EarthMoonSun System B Describe the appearance of solar and lunar eclipses from any of the worlds involved 11 Ancients knowing the Earth was round A boats disappeared over the horizon B which stars are visible changes as you go south C We know the Earth is round because it casts a round shadow on the moon 111 On the Summer Solstice how long is the length of the day on the equator A about 12 hours long IV Lunar Phases Simulator A All you need is the Earth Moon and Sun B Caused by different orientations of the Earth Moon and Sun C time is where is the sun relative to where you are D Nothing shadows the Earth and the moon but itself V Moon Phases A Full moon 1 we see the entire illuminated part of the moon 2 will be on the opposite side of Earth as the sun 3 Full moon rises in the evening B New moon 1 we see the sentinel shadowed side 2 sun is in the same direction of the moon 3 rises in the morning C Crescent Moon 1 a small slimmer illuminated D Quarter moon or half moon 1 halfway illuminated VI Lunar Eclipse SunEarthMoon Moon goes away for a few hours Moon is at full If there is a shadow of light on the moon it is a lunar eclipse only people on a night time side will experience this meow F VII WED G Questions VIII EFT Eliihcl l 39l Solar Eclipse A Sun Moon Earth Sun goes away for a few minutes Moon does not fit in front of the sun perfectly because it is on a tilt A ring of light around a black circular object is a solar eclipse The moon will be a New moon phase only people in a small area will eXperience this Mean Penumbra J Iliumn i K 39 A How come the sun and the moon are the same size 1 Coincidence B Why doesn t an eclipse happen every month 1 Things aren t lined up perfectly for it to happen every month 2 The moon s tilt changes just enough to miss the line of light
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