Moon Phases

1
Moon Phases

• a. Demonstrate the phases of the moon by showing
  the alignment of the earth, moon, and sun.

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Phases of the Moon
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The Phases and How we See them
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Quick facts for the back

• Wax means to get bigger
• Wane means to get smaller
• Wax on/wax off (visibility begins from the far
  right and gradually increases until a full moon
  is reached. After it is reached, the right side
  fades away until the next new moon.
• Moon phase completion takes 29 days and 12 hours
  completing a Lunar Calendar.

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Phases of the Moon

• New Moon

• Waxing crescent

• Moon lies between the sun and the Earth
• Side facing Earth is dark
• Moon is NOT visible (EXCEPT during a Solar
  Eclipse)

• Less than a quarter of the moon is visible
• The visible part slowly becomes larger
• You see the moon from the right side with light
• Backwards C

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Phases of the Moon

• First Quarter

• Waxing Gibbous

• Moon forms a 90 angle with the sun and Earth
• Right half of the moon is visible (light)
• Left half is dark
• 2 equal halves

• Close to full moon visibility
• More than a quarter is visible on Earth
• Slight darkness on the far left side

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Phases of the Moon

• Full Moon

• Waning Gibbous

• The moon is aligned with the Sun and Earth (Earth
  is in the middle)
• The entire side of the moon facing Earth is
  bright (visible)

• More than a quarter is visible
• Far right side is dark
• Visible portion is becoming smaller

8
Phases of the Moon

• Last Quarter

• Waning Crescent

• Moon, Sun, and Earth form a 90 angle, so the
  side facing earth is half dark/half bright
• Visible part will slowly get smaller
• Visible part is the left side with right side dark

• Less than a quarter is visible
• Visible part is getting smaller towards the new
  moon
• Only a sliver on the left side is visible, right
  side is all hidden
• Looks like the letter C