What is Astrophysics Flashcards

What do you know about First Civilizations of Africa and Asia 3200 B.C. - 500 B.C? When you pick a specific date in history, you will stand to learn a lot about the people and their ever-changing activities and cultures. If you consider yourself knowledgeable when it comes to the first civilizations, these flashcards will help as a refresher.

18 cards   |   Total Attempts: 189
  

Cards In This Set

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The sun moves
About one degree eastward each day.
Northern Hemisphere winters are colder than Northern Hemisphere summers because
C and D

-The light from the sun shines more directly on the Northern Hemisphere during the summer
-The period of sunlight is longer during the summer than during the winter
The sun is on the celestial equator at the times of the
Autumnal equinox and vernal equinox
The ecliptic is
All of the above

-The centerline of the zodiac
-The projection of Earth's orbit on the sky
-The apparent path of the sun around the sky
On the vernal equinox, the sun is
On the celestial equator and moving north with respect to the equator
The ______ of the moon is the period of time for the moon to complete a cycle of lunar phases and is approximately 29.5 days long
Synodic period
A waxing crescent moon is visible
Near the western horizon just after sunset
Relative to the stars, the moon moves about ______ eastward in the sky each night
13 degrees
A total lunar eclipse is
Visible to all observers on the side of Earth from which the moon would be visible at that time.
The first quarter moon rises
At about noon
Total lunar eclipses always occur
At the time of full moon
When will the full moon be highest above the southern horizon for an observer in the Northern Hemisphere?
At midnight near the winter solstice
At what two celestial locations do the celestial equator and ecliptic coincide?
Vernal equinox and autumnal equinox
If the moon is a full moon tonight, will the moon be waxing or waning one week later?
Waning
Which side of the moon will appear illuminated at the time of waning?
Left