EA: Ecliptic

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EA Ecliptic Annual Motion

• Review Questions
• January 10, 2011

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Question 1
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• What constellation is the sun in today (Jan 10)?
• (a) Libra
• (b) Scorpio
• (c) Sagittarius
• (d) Cancer
• (e) Capricorn

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Question 2
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• The path of the sun through the heavens is called
  the
• (a) Ecliptic
• (b) Equator
• (c) Zodiac
• (d) Equinoctial
• (e) Heliograph

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Question 3
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• The sun is on the equator
• (a) never
• (b) always
• (c) always from observer on earths equator
• (d) twice a year
• (e) twice a day

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Question 4
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• Which is NOT a zodiac (circle of animals) sign?
• (a) Taurus
• (b) Cancer
• (c) Aries
• (d) Libra
• (e) Orion

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Question 5
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• Spring now starts in the constellation of Pisces,
  whereas it was Taurus for the Babylonians. This
  is due to
• (a) Babylonian calendar based on moon
• (b) Babylonians worshiped bulls, current
  Christian culture has fish symbol
• (c) Julius Ceaser changed calendar
• (d) IAU changed definitions of constellations
• (e) precession of equinoxes

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Question 6
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• What was the north star at time of building
  Egyptian pyramids?
• (a) Alderamin
• (b) Thuban
• (c) Polaris
• (d) center of Orions Belt
• (e) Sirius

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Question 7
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• The calendar we all use today is the
• (a) Metonic
• (b) Solar
• (c) Julian
• (d) Gregorian
• (e) Sothic

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Question 8
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• Which year is NOT a leap year?
• (a) 2008
• (b) 2000
• (c) 1900
• (d) 1992
• (e) They ALL are leap years

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Question 9
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• Summer is hotter than winter because
• (a) days are longer
• (b) sun transits at higher altitude
• (c) earth is closer to sun
• (d) both a b
• (e) all (a, b, c) are true

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Question 10
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• Stonehenge is most significant because no other
  ancient stone circles
• (a) have alignments to summer sunrise
• (b) have lentils (top connecting pieces)
• (c) have a ditch around them
• (d) are in England
• (e) none of these