The sky Our place in space ConstellationsMeasurement Celestial Sphere Polaris and precession $ 200 $ 200$200 $ 200 $ 200 $400 $ 400$400 $ 400$400.

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Presentation transcript:

The sky Our place in space ConstellationsMeasurement Celestial Sphere Polaris and precession $ 200 $ 200$200 $ 200 $ 200 $400 $ 400$400 $ 400$400 $600 $ 600$600 $ 600 $ 600 $ 600 $800 $ 800$800 $ 800 $ 800 $ 800 $ 1000$1000 $ 1000 $ 1000 $ 1000 $ 1000

$200 About how many stars are visible on a clear dark night with just your eyes? About 3000

$400 6 pm If the moon rose tonight at 5 pm, about what time will it rise tomorrow

$600 You have been sitting out watching the star and you notice that the star you are watching has moved about 15 degrees, how long have you been watching? 1 hour

$800 If a star is directly overhead tonight, how long will it take for it to be directly overhead again? 23 hours and 56 minutes

$1000 When the sun rises it is located in the constellation Gemini, what constellation will it set in? In Gemini

$ degrees What is the tilt of the earth on its axis?

$400 year The time it takes for Earth to complete an orbit around the Sun is called a

$600 Universe, Local Group, Milky Way and Solar System Put the following in order from largest to smallest: Milky Way Local group, solar system and Universe

$800 We are not in the center of our solar system, which is not in the center of the Milky Way and we are just one of a billion galaxies in the universe. Earth is made of common elements found throughtout the universe. Why is Earth considered ordinary as a planet?

$1000 The Milky Contains which of the following: 100,00 stars 100 million stars 100 Billion stars 100 million stars

$200 constellations Groups of stars making an apparent pattern in the celestial sphere are called

$400 Brightest star In general, what is true of the alpha star in a constellation

$600 Pisces If your astrological sign is Aries according to tradition, what constellation is the sun actually in on your date of birth?

$800 Taurus If the sun rises in the constellation of Taurus which constellation will it set in?

$ Into how many constellations is the celestial sphere divided by the IAU?

$200 How long is the Precession cycle 26,000 Years

$400 Is a star with a large parallax a great distance or short distance from earth Shorter distance

$600 What is inversely proportional to the distance to a star? Parallax

$800 We measure distances to stars in? Light years

$1000 Which star is closer one with a parallax of 2.3 arc seconds or one with a 1.2 arc seconds? The one with 2.3 arc seconds is closer

$200 Celestial sphere Astronomical objects are viewed against the background of the _?

$400 What celestial line is a product of the Earth’s orbit around the Sun? ecliptic

$ to -90 degrees What is the range of values for declination?

$800 0 hours to 23 hours What is the range of values for Right Ascension

$1000 If a star at vernal equinox rises at 0hr what would a star at 1.0 hour rise? 1 hour after vernal equinox

$200 Northstar Of all the visible objects in the sky, which appears to move the least?

$400 Where on Earth would you be if Polaris was at your Zenith North Pole

$600 Precession The fact that Polaris will not always be the North Star is due to what Earth motion?

$800 26,000 years How long is the precession cycle

$1000 If Seattle is at 43 degrees north Latitude, where is Polaris in the sky? 43 degrees