Star Lore - Midterm 2 IDST Flashcards
In his account of the farmer’s year in Works and Days (lines 381-617), which of the following celestial phenomena does Hesiod NOT mention?
The rising of Venus.
In his account of the farmer’s year in Works and Days (lines 381-617), what celestial phenomena DOES Hesiod mention?
Winter solstice, rising/setting of Orion, rising/setting of the Pleiades, rising/setting of Arcturus, Orion and sirius in the middle of the sky, setting of Hyades
Etymological meaning of equinox
equal night
Eymological meaning of constellation
collection of stars
etymological meaning of planet
wandering star
etymological meaning of solstice
sun at standstill
What evidence is there to suggest an awareness of the solstices dates back much earlier than the time of Hesiod? Provide examples.
Ancient monuments that date 2000 years or more before Hesiod in Neolithic period. Ex: Stonehenge in England (stones perfectly align to frame the sunset on the winter solstice) and Newgrange in Ireland (tomb, sunlight penetrates central chamber on mornings of winter solstice).
Winter solstice date, _____ day of the year
December 21/22 in northern hemisphere (shortest day of year)
Summer solstice date, ______ day of the year
Northern hemisphere June 20/21, longest
Vernal equinox date
Northern hemisphere March 20, Spring!
Autumnal equinox date
Northern Hemisphere September 22/23
What are the phases of the moon?
New Moon
Waxing Crescent (sliver)
First Quarter (half)
Waxing Gibbous
Full Moon
Waning Gibbous
Last Quarter (half)
Waning Crescent (crescent)
New Moon
____ defines the month.
Cycle of lunar phases
What marks the beginning of the month in Greek and Roman tradition?
The new moon. We do not see the moon because (earth, moon, sun). Sun illuminates side of moon facing sun not side of moon facing earth.
The moon rises in the ___ and sets in the ____.
east, west
How are systems of time-keeping across different human cultures diff/similar?
Based on changes in the sun and moon (virtually universal)
What changes in position in the sky do the sun, moon, and stars show?
Sun: daily and annual
Moon: daily and monthly
Stars: daily and annual
Why are constellations useful?
A way to locate stars within larger patterns and track their location.
Define annual rising
the first time in the year a star appears above the horizon right before sunrise OR right after sunset
Define heliacal rising.
First time in the year a star becomes visible above the horizon at dawn just before sunrise