phases of the moon
DESCRIPTION
Slide show for teaching about the phases of the Moon.TRANSCRIPT
20 February, 2014
PHASES OF THE MOON
WHAT TIME IS IT?• Generalized time, like sunrise and noon, not the exact number you’d read off your
watch
WHAT TIME IS IT?
noon
WHAT TIME IS IT?Try it with the flashlights
WHAT TIME IS IT?• Note the time depends on where the Sun is!
suns
et
noon
WHAT TIME IS IT?
sunset
noon
sunrise
midnight
MOON PHASES• Waxing = getting bigger
• Waning = getting smaller
• New = not visible
WHAT PHASE IS IT?
suns
et
WHAT PHASE IS IT?
suns
et
WHAT PHASE IS IT?
midnight
DOES THE PHASE DEPEND ON WHAT TIME IT IS?
LABEL THE PHASESNew, waxing crescent, waning crescent, waxing gibbous, waning gibbous, 1 st quarter, 3rd quarter, full
THE PHASES
New
WaxingCrescent
1st Quarter
3rd Quarter
Full
Waning Crescent
WaxingGibbous
Waning Gibbous
CAN YOU SEE THIS MOON AT SUNSET?
CAN YOU SEE THIS MOON AT SUNSET?
suns
et
Horizon for sunset observer
PREDICTIONS!• If it is sunrise, what phases CAN you see?
• What phases can you see mid evening (between sunset and midnight)?
• What phase is “overhead” at sunrise?
• When does a first quarter moon set?
• If you want to look at faint nebula in the evening, what phases do you want the Moon to be in?