AST 101 EXAM 1 QUESTIONS AND CORRECT ANSWERS
The mean 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
in the northern hemisphere the _____ celestial pole is above the horizon - ANSWER north
celestial pole
the north celestial pole roates __________ - ANSWER counterclockwise
the south celestial pole roates __________ - ANSWER clockwise
in the northern hemisphere the sun is high in the sky at noon in what sky - ANSWER the
southern sky
orion is visible in what season - ANSWER winter
The mean 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
in the northern hemisphere the _____ celestial pole is above the horizon - ANSWER north
celestial pole
the north celestial pole roates __________ - ANSWER counterclockwise
the south celestial pole roates __________ - ANSWER clockwise
in the northern hemisphere the sun is high in the sky at noon in what sky - ANSWER the
southern sky
orion is visible in what season - ANSWER winter
