Lunar cycle vocabulary

STUDY
PLAY
rotation
27 days to complete a full revolution around the Earth
revolution
365.25 days to revolve around the earth
lunar cycle
the pattern of phases of the moon
waxing
(of the moon) pertaining to the period during which the visible surface of the moon increases
waning
(of the moon) pertaining to the period during which the visible surface of the moon decreases
waning gibbous
phase of the moon between full and one-half when the lighted area of the moon appears to grow smaller
waxing gibbous
The Moon appears to be more than one-half but not fully illuminated by direct sunlight. The fraction of the Moon's disk that is illuminated is increasing.
waning crescent
phase of the moon that comes after a last quarter moon and before a new moon where only the left sliver of the moon is visible and has a crescent shape
waxing crescent
A phase of the moon coming after a new moon and before a 1st quarter moon that is a lit up crescent on the right
lunar phase
The appearance of the illuminated area of the Moon as seen from Earth.
full moon
the time when the moon is fully illuminated
new moon
moon phase that occurs when the Moon is between Earth and the Sun, at which point the Moon cannot be seen because its lighted half is facing the Sun and its dark side faces Earth
tides
the regular rise and fall of the ocean's surface influenced by the moon's gravity pulling on earth
gravity
A force of attraction between objects that is due to their masses
neap tides
tides with minimum daily tidal range that occur during the first and third quarters of the moon
spring tides
tides that have the greastest tidal range due to the alignment of the earth-moon-sun system
1st quarter
when half of the moon is illuminated on the right side.
3rd quarter
when half of the moon is illuminated on the left side.
dark side
area of the moon never seen from earth because the moon is locked "in-phase" with our rotation