Unit 1 Test Flashcards
(27 cards)
Greek meaning of planet
Wanderer
Highest point on the celestial sphere
The zenith
What would the sky look like 3000 years in the past or future?
The same
What constellation means bird in flight?
Aquila
Why have the present civilizations stopped using the night skies?
We have technology
The plane the sun follows on the celestial sphere is called what
Ecliptic
The study of the Universe and the solar system is called?
Astronomy
A large imaginary dome that surrounds the earth is called what?
celestial sphere
What is another name for Ursa Major or the Big Dipper?
The Great Bear
What band in the night sky is where the planets can be seen?
Ecliptic
What degree is the earth tilted
23.5 degrees
Why were places like Stonehenge and bighorn medicine wheel created?
To show when the summer and winter solstice
When observing a planet and it appears to bend backwards for a few days and moves forward again it is said to be in:
Retrograde motion
An arrangement of stars in the sky that form a figure or image is called a
A constellation
What point on the celestial sphere is marked by the star Polaris?
The north celestial pole
How many days does it take for the moon to fulfill a full lunar cycle?
29.5
What are the two points in the celestial sphere that do not move?
North and south celestial pole
What is the main reason the earth has seasons
The earth is on a tilt and we are rotating
What is another name for the star Polaris?
The North Star
When the Southern Hemisphere’s season is summer, the Northern Hemisphere has
Winter
During the summer months, is the light spread more direct or indirect?
More direct
What day of the year is marked by the vernal equinox?
March 20
How far into the future could the Mayans predict an eclipse?
Mayans were here in 2600 bc and they predicted an eclipse in 1991
What time of the year is the best time to visit the BigHorn Medicine Wheel?
The day of the summer solstice, which is normally on June 21
