AST 101 EXAM 1 Questions And Answers
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The average distance from the earth to the sun is what unit? - Answer✔1 astronomical unit
the distance light travels in a year - Answer✔1 light year
the andromeda galaxy is how many light years away - Answer✔2,000,000 ly
the stars that appear to lie on a dome above us is the ____ _______ - Answer✔the celestial
sphere
the stars appear to be ____ on the celestial sphere - Answer✔fixed
the earth is what in the celestial sphere model? - Answer✔the center of the universe
what part of the celestial sphere can we see - Answer✔part above the horizon
what is the zenith - Answer✔directly overhead
an obsever can only see what part of the celestial sphere - Answer✔exactly 1/2
polaris is ___ in the ____ sky - Answer✔high in the northern sky
in the celestial sphere model the earth is ___ and the stars appear to ____ around the earth -
Answer✔fixed & rotate
stars that never set - Answer✔circompolar stars
the earth takes ______ to orbit the sun - Answer✔one year
the average earth-sun distance is _____ - Answer✔1 AU
the earths axis points toward what star? - Answer✔polaris
the earh takes ____ to orbit the sun - Answer✔one year
the earth rotates from ____ to ____ - Answer✔west to east
stars rise in the ___ and set in the ____ - Answer✔east & west
the celestial sphere appears to rotate around us from ____ to _______ - Answer✔east to west
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