AST1002 EXAM 2 QUESTIONS AND ANSWERS
2026 COMPREHENSIVE REVIEW GUIDE Q&A
◉ A hypothesis may become a theory:
after many repeated attempts to falsify it fail.
if a majority of scientists agree on its propositions.
after it has been logically proved.
if it makes at least one verifiable prediction. Answer: after many
repeated attempts to falsify it fail.
◉ A light-year is a unit of measurement for:
time.
speed.
mass.
distance. Answer: distance
◉ After the Sun, the next nearest star to us is approximately ________
away.
4 light-seconds
4 light-minutes
4 light-hours
,4 light-years Answer: 4 light-years
◉ At a latitude of +50°, how far above the horizon is the north
celestial pole?
0°
40°
50°
90° Answer: 50°
◉ During which lunar phase do solar eclipses occur?
new
first quarter
full
third quarter Answer: new
◉ At what time does the waxing gibbous phase rise?
3 P.M.
9 A.M.
3 A.M.
9 P.M. Answer: 3 P.M.
,◉ If an event were to take place on the Sun, how long would it take
for the light to reach us?
8 minutes
11 hours
1 second
1 day Answer: 8 minutes
◉ If the diameter of our galaxy is approximately 100,000 light-years,
our galaxy is ________ times larger than our Solar System.
100
10^4
10^6
10^8 Answer: 10^6
◉ If the north celestial pole is located on your horizon, what is your
latitude?
0°
+30°
+60°
+90°
, This can never happen. Answer: 0°
◉ If the star Polaris has an altitude of 35°, then we know that:
our longitude is +55°.
our latitude is +55°.
our longitude is +35°.
our latitude is +35°. Answer: our latitude is +35°.
◉ If there is a full Moon out tonight, approximately how long from
now will it be in the third quarter phase?
3 to 4 days
1 week
2 weeks
1 month Answer: 1 week
◉ If you travel 20 miles from home to school in 30 minutes, what is
your average velocity?
20 mph
40 mph
0.7 mph
5 mph Answer: 40 mph
2026 COMPREHENSIVE REVIEW GUIDE Q&A
◉ A hypothesis may become a theory:
after many repeated attempts to falsify it fail.
if a majority of scientists agree on its propositions.
after it has been logically proved.
if it makes at least one verifiable prediction. Answer: after many
repeated attempts to falsify it fail.
◉ A light-year is a unit of measurement for:
time.
speed.
mass.
distance. Answer: distance
◉ After the Sun, the next nearest star to us is approximately ________
away.
4 light-seconds
4 light-minutes
4 light-hours
,4 light-years Answer: 4 light-years
◉ At a latitude of +50°, how far above the horizon is the north
celestial pole?
0°
40°
50°
90° Answer: 50°
◉ During which lunar phase do solar eclipses occur?
new
first quarter
full
third quarter Answer: new
◉ At what time does the waxing gibbous phase rise?
3 P.M.
9 A.M.
3 A.M.
9 P.M. Answer: 3 P.M.
,◉ If an event were to take place on the Sun, how long would it take
for the light to reach us?
8 minutes
11 hours
1 second
1 day Answer: 8 minutes
◉ If the diameter of our galaxy is approximately 100,000 light-years,
our galaxy is ________ times larger than our Solar System.
100
10^4
10^6
10^8 Answer: 10^6
◉ If the north celestial pole is located on your horizon, what is your
latitude?
0°
+30°
+60°
+90°
, This can never happen. Answer: 0°
◉ If the star Polaris has an altitude of 35°, then we know that:
our longitude is +55°.
our latitude is +55°.
our longitude is +35°.
our latitude is +35°. Answer: our latitude is +35°.
◉ If there is a full Moon out tonight, approximately how long from
now will it be in the third quarter phase?
3 to 4 days
1 week
2 weeks
1 month Answer: 1 week
◉ If you travel 20 miles from home to school in 30 minutes, what is
your average velocity?
20 mph
40 mph
0.7 mph
5 mph Answer: 40 mph
