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5.0
ASTRO 101 Questions with Detailed Verified Answers
(100% Correct Answers) /Already Graded A+
Quiz: celestial sphere
Ans: -an imaginary sphere with celestial objects on its inner surface and
earth at its center
-convenient tool for picturing the directions in which celestial objects are
seen from the surface of the earth
Quiz: north celestial pole
Ans: -NCP
-the northward projection of earth's rotation axis onto the celestial sphere
Quiz: south celestial pole
Ans: -SCP
-the southward projection of earth's rotation axis onto the celestial sphere
Quiz: altitude
Ans: -the location of an object above the horizon
-measured by and angle formed between an imaginary line from an
observer to the object and a second line from the observer to the point on
the horizon directly below the object
Quiz: circumpolar
Ans: -referring to the part of the sky, near either celestial pole, that can
always be seen above the horizon from a specific location on earth
18:36:59
,Quiz: celestial equator
Ans: -the imaginary great circle that is the projection of earth's equator onto
the celestial sphere
Quiz: zenith
Ans: -point on the celestial sphere that is directly above the observer
Quiz: circumpolar star
Ans: -stars that stay in the sky, never rise and never set, always on the
equator
Quiz: rotation
Ans: -cause daily sky motions
Quiz: revolution
Ans: -orbital motion; orbiting around a central point
-seasons are caused by a combination of this and the tilt
Quiz: axial tilt
Ans: -earth's = 23 degrees
-angle between an object's rotational axis and its orbital axis
Quiz: solstice
Ans: -the sun is directly overhead at the tropics
-summer and winter
Examstudy - Stuvia US
, -one of the two most northerly and southerly points on the ecliptic
Quiz: equinox
Ans: -when day and night are the same length
-spring and fall
-the sun is directly overhead at the equator
-one of the two positions on the ecliptic where it intersects the celestial
equator
Quiz: tropics
Ans: -cancer and capricorn
-sun is directly overhead at this point during an equinox
-between the tropics is the place in which the directly is directly overhead,
the tropics set the limits in which this spot can occur
Quiz: antarctic/arctic circle
Ans: -if you're closer to a pole, then you'll have constant daytime or
constant night
Quiz: ecliptic
Ans: -apparent path that the sun follows against the background of the stars
-aligns with the zodiacs
-sun's path in the sky
Quiz: phases
Examstudy - Stuvia US
In today's fast-paced educational landscape, students need reliable resources to excel in their studies.
5.0
ASTRO 101 Questions with Detailed Verified Answers
(100% Correct Answers) /Already Graded A+
Quiz: celestial sphere
Ans: -an imaginary sphere with celestial objects on its inner surface and
earth at its center
-convenient tool for picturing the directions in which celestial objects are
seen from the surface of the earth
Quiz: north celestial pole
Ans: -NCP
-the northward projection of earth's rotation axis onto the celestial sphere
Quiz: south celestial pole
Ans: -SCP
-the southward projection of earth's rotation axis onto the celestial sphere
Quiz: altitude
Ans: -the location of an object above the horizon
-measured by and angle formed between an imaginary line from an
observer to the object and a second line from the observer to the point on
the horizon directly below the object
Quiz: circumpolar
Ans: -referring to the part of the sky, near either celestial pole, that can
always be seen above the horizon from a specific location on earth
18:36:59
,Quiz: celestial equator
Ans: -the imaginary great circle that is the projection of earth's equator onto
the celestial sphere
Quiz: zenith
Ans: -point on the celestial sphere that is directly above the observer
Quiz: circumpolar star
Ans: -stars that stay in the sky, never rise and never set, always on the
equator
Quiz: rotation
Ans: -cause daily sky motions
Quiz: revolution
Ans: -orbital motion; orbiting around a central point
-seasons are caused by a combination of this and the tilt
Quiz: axial tilt
Ans: -earth's = 23 degrees
-angle between an object's rotational axis and its orbital axis
Quiz: solstice
Ans: -the sun is directly overhead at the tropics
-summer and winter
Examstudy - Stuvia US
, -one of the two most northerly and southerly points on the ecliptic
Quiz: equinox
Ans: -when day and night are the same length
-spring and fall
-the sun is directly overhead at the equator
-one of the two positions on the ecliptic where it intersects the celestial
equator
Quiz: tropics
Ans: -cancer and capricorn
-sun is directly overhead at this point during an equinox
-between the tropics is the place in which the directly is directly overhead,
the tropics set the limits in which this spot can occur
Quiz: antarctic/arctic circle
Ans: -if you're closer to a pole, then you'll have constant daytime or
constant night
Quiz: ecliptic
Ans: -apparent path that the sun follows against the background of the stars
-aligns with the zodiacs
-sun's path in the sky
Quiz: phases
Examstudy - Stuvia US
