Rotation/Revolution
Approximately how long does it take the moon to revolve around the earth?
About 29 days
Draw a full moon phase.
Entire moon is white (illuminated).
True or False: The moon produces its own light.
False
This is the definition of one celestial object going around another celestial object.
Revolution
In what direction does the moon revolve around Earth?
Counter clockwise
Draw a new moon phase.
Entire moon is black (dark).
How many phases does the moon have?
8
This means increasing or growing.
Waxing
Approximately how long does it take for the moon to rotate on its axis?
About 29 days
Draw a waxing crescent phase.
Right side of moon has illuminated crescent. Left 3/4 of moon is black/dark.
Why does the moon appear to be illuminated?
The moon reflects the sun's light.
This means decreasing or shrinking.
Waning
True or False: A moon "year" and a moon "day" take the same amount of time.
True
Draw a waning gibbous phase.
Left side of moon has black/dark crescent and right 3/4 is illuminated/white.
On average, how many times per month can we see a full moon?
Once
This means more than half full but less than full.
Gibbous
Why do we always see the same side of the moon?
The moon rotates and revolves at approximately the same speed/length of time.
Draw a third quarter moon phase.
Moon is split perfectly in half. Left side of moon is illuminated/white, right side of moon is black/dark.
How much(percentage) of the moon is always illuminated by the sun?
50%
This means having a curved shape that tapers at the ends.
Crescent