Moon Phases Flashcards
Waning
decrease in magnitude, importance, brilliancy, intensity, etc.
gibbous
convex, rounded – also hunch-backed, having a hump
waxing
to increase in size, quantity, volume, intensity, etc.
What time is it if you are directly facing the Sun from the North Pole?
noon
When you are facing away from the Sun at the North Pole, what time is it?
midnight
At midnight, the _______ moon will be on the meridian
full
The first quarter moon will be on the meridian around _____.
6:00 pm
True or false: The New Moon will be setting just after midnight.
False
True or false:The Full Moon can be seen at noon.
False
If it is a New Moon today, about how long until we see a Full Moon?
two weeks
A full moon will always be at its highest in our sky around
midnight
About how long does it take for the Moon to make one complete orbit of the Earth?
a month
We only see one side of the Moon because
It takes about as long for the Moon to go around the Earth as it does for the Moon to make one complete spin about its own axis.
Third quarter moon rises at
midnight
new moon rises at
6:00 am
Waxing Crescent moon rises at
9:00 am
Waning Crescent moon rises at
3:00 am
The 1st quarter moon set around _______
midnight
If the moon is rising just as the sun is setting, this means that the phase of the moon is
full
True or false: If the moon is bright on the right, that means it is waxing
true
The third quarter moon rises at about ______
midnight
If you were somehow able to see the new moon, you would be looking ____ the Sun.
at
The _______ moon will be on the meridian at noon.
new
If the Sun is on the meridian, then the 3rdquarter moon will be _____.
setting
During a solar eclipse the Moon will be _____.
new
True or false: If you have a solar eclipse today, you could have a lunar eclipse in about three weeks.
False
1st quarter moon will be on the meridian at
6:00 pm
Full moon will be on the meridian at
midnight
Waxing Crescent moon will be on the meridian at
3:00 pm
New moon will be on the meridian at
noon
3rd quarter moon will be on the meridian at
6:00 am
If the 1st quarter moon is on the meridian, then the Sun must be near the ______ horizon.
western
In the _____ model the Earth is in the center, while in the _____ model, the sun is in the center. The celestial sphere that we discussed in class is based on the ______ model.
geocentric, heliocentric, geocentric.
The ______ is the point right overhead, while the ______ is an imaginary line that divides the sky in half.
zenith, meridian
We only see one side of the moon because ______.
it takes about as long for the moon to go around the Earth as it does for the moon to make one complete spin on its own axis.
If the moon is rising just as the sun is setting, that means the phase of the moon is _____.
full
If the moon is rising around 3 am, its phase must be _____.
waxing crescent
The names of the seven days of the week are based on the
seven naked-eye objects that appear to move among the constellations
True or false: Half moon is a phase of the moon.
False
If it is a new moon today, about how long until we see a full moon
two weeks.
A full moon will always be highest in our sky around
midnight
This is a measure of how high above the horizon an object in the sky is
altitude
True of false: the moon is constantly falling towards earth.
True
True or false: the full moon can be seen at noon.
False
Tue or false: The time from one new moon to the next new moon is the same as the time from first quarter moon to third quarter moon.
False
Syzygy
When the moon and earth align
The Earth is rotating to the ________.
East
The whole universe moves in a _________ direction.
counterclockwise
Bright on the right is _______.
waxing
Bright on the left is _______.
Waning
