ASTRO 101 PRACTICE SOLUTION STUDY GUIDE
2026 WITH ACTUAL EXAM QUESTIONS AND
CORRECT DETAILED ANSWERS GRADED A
PLUS
◉What is the name given to the path of the Sun as seen from Earth?
Answer: a.) Equinox
b.) Celestial equator
c.) Solstice
d.) Ecliptic *
◉The ecliptic is best described as a(n): Answer: a) hollow sphere
b) solid sphere
c) plane *
d) square
◉How many months apart are Winter Solstice and the Vernal Equinox?
Answer: a) 1 month
b) 3 months *
c) 4 months
,d) 6 months
◉Over what place on Earth is the Sun on the Autumnal equinox?
Answer: a) the North Pole
b) London
c) the South Pole
d) the equator *
◉True or False: Constellations look the same from everywhere in the
galaxy. Answer: a) True
b) False *
◉When you are facing Polaris you are... Answer: a.) ...looking at the
brightest star in the sky.
b.) ...facing directly north. *
c.) ...looking at the "Big Dipper".
d.) ...facing directly south.
◉Astronomers use the word constellation to describe... Answer: a.)
...only the pattern of stars that we see on the sky.
b.) ...an entire region of the sky and all objects in that region. *
c.) ...a clustering of stars, meaning that all stars that belong to the
constellation are physically close to each other in space.
, d.) ...collectively, all of the bright stars on the sky.
◉What type of motion leads to the Sun rising and setting? Answer: a.)
Earth's rotation *
b.) Earth's revolution
c.) The Sun's revolution
d.) The Sun's rotation
◉What type of motion leads to stars rising approximately 4 minutes
earlier each day than it did the day before? Answer: a.) Earth's rotation
b.) Earth's revolution *
c.) The Sun's revolution
d.) The Sun's rotation
◉True or False: Every star in the night sky, regardless of your location,
will rise and set. Answer: a) True
b) False *
◉How long is an average solar day? Answer: a.) 24 hours *
b.) 23 hours, 56 minutes
c.) 12 hours
d.) 24 hours, 4 minutes
2026 WITH ACTUAL EXAM QUESTIONS AND
CORRECT DETAILED ANSWERS GRADED A
PLUS
◉What is the name given to the path of the Sun as seen from Earth?
Answer: a.) Equinox
b.) Celestial equator
c.) Solstice
d.) Ecliptic *
◉The ecliptic is best described as a(n): Answer: a) hollow sphere
b) solid sphere
c) plane *
d) square
◉How many months apart are Winter Solstice and the Vernal Equinox?
Answer: a) 1 month
b) 3 months *
c) 4 months
,d) 6 months
◉Over what place on Earth is the Sun on the Autumnal equinox?
Answer: a) the North Pole
b) London
c) the South Pole
d) the equator *
◉True or False: Constellations look the same from everywhere in the
galaxy. Answer: a) True
b) False *
◉When you are facing Polaris you are... Answer: a.) ...looking at the
brightest star in the sky.
b.) ...facing directly north. *
c.) ...looking at the "Big Dipper".
d.) ...facing directly south.
◉Astronomers use the word constellation to describe... Answer: a.)
...only the pattern of stars that we see on the sky.
b.) ...an entire region of the sky and all objects in that region. *
c.) ...a clustering of stars, meaning that all stars that belong to the
constellation are physically close to each other in space.
, d.) ...collectively, all of the bright stars on the sky.
◉What type of motion leads to the Sun rising and setting? Answer: a.)
Earth's rotation *
b.) Earth's revolution
c.) The Sun's revolution
d.) The Sun's rotation
◉What type of motion leads to stars rising approximately 4 minutes
earlier each day than it did the day before? Answer: a.) Earth's rotation
b.) Earth's revolution *
c.) The Sun's revolution
d.) The Sun's rotation
◉True or False: Every star in the night sky, regardless of your location,
will rise and set. Answer: a) True
b) False *
◉How long is an average solar day? Answer: a.) 24 hours *
b.) 23 hours, 56 minutes
c.) 12 hours
d.) 24 hours, 4 minutes
