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LunarPhasesandEclipses
PhasesofthemoonLunareclipses
Solareclipses
Whatcauseslunarphases?
PhasesAnima:on
• h;p://astro.unl.edu/classac:on/ques:ons/lunarcycles/ca_lunarcycles_treephases.html
• h;p://astro.unl.edu/naap/lps/anima:ons/lps.html
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Prac:ce
• Inyourgroups,completethe“CauseofMoonPhases”worksheet(handedout).
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Ques:on
Duringthefullmoonphase,howmuchofthemoon’ssurfaceisbeingilluminatedbysunlight?
1. None2. Lessthanhalf3. Half4. Morethanhalf
5. All
Ques:ons
h;p://astro.unl.edu/classac:on/ques:ons/lunarcycles/ca_lunarcycles_idlunarpos.html
Lunarphasesriseandsetatcharacteris:c:mes
• differentphasesriseandsetatdifferent:mes
• butagivenphasesALWAYSrisesandsetsatthesame:me
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PhaseAnima:onRevisited
• h;p://astro.unl.edu/classac:on/anima:ons/lunarcycles/lunarapplet.html
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Prac:ce
• Inyourgroups,completethe“Predic:ngMoonPhases”worksheet(handedout).
Ques:ons
h;p://astro.unl.edu/classac:on/ques:ons/lunarcycles/ca_lunarcycles_horzdiagid:me.html
h;p://astro.unl.edu/classac:on/ques:ons/lunarcycles/ca_lunarcycles_phaseevolu:on.html
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Ques:on
Thepicturebelowwastakenfromthemoon.Whatphasewasthemooninwhenthisphotowastaken?
1. Full2. New3. Firstquarter 4. Waningcrescent
5. Impossibletosay
AlunareclipseoccurswhenthemoonpassesthroughEarth’sshadow
Whydoesn’tthishappenonceamonth?
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LunarEclipse
• h;p://www.youtube.com/watch?v=2dk‐‐lPAi04
AsolareclipseoccurswhenthemoonpassesinfrontoftheSun
IfyouwereaMar:an…
MeetPhobos!!
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Solareclipse
• h;p://www.youtube.com/watch?v=eOvWioz4PoQ
“Upcoming”totalsolareclipses
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Ques:onsyoushouldbeabletoanswer.
• Whatcauseslunarphases?• Fillinthechartonthefollowingslidewiththeappearanceandnameofeachlunarphase.
• Foreachlunarphase,givethe:methatthephaserisesandsets.
• Whatcausesalunareclipse?Whatphaseisthemooninduringalunareclipse?
• Whatcausesasolareclipse?Whatphaseisthemooninduringasolareclipse?