ASTRO 1 EXAM 1 NEWEST 2025 ACTUAL EXAM
COMPLETE 100 QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED
A+||BRAND NEW VERSION!!
A comet's nucleus is composed of:
A) dust, dry ice, and water ice.
B) iron and silicates.
C) just iron
D) gases, including mostly hydrogen and helium.
A meteor shower can occur when :
A) earth's orbit crosses a trail of debris left behind from a comet.
B) earth passes through the asteroid belt between mars and jupiter.
C) many stars pass near the sun at the same time and shoot through
The sky.
D) shooting stars reach stable orbits around the earth and orbit for
Some time.
A moon orbits a planet in exactly the same plane as the planet orbits its
star. How often does this planet experience a solar eclipse?
A: Every rotation of the planet (its day).
,B: Once every orbit of its moon (its month).
C: Once every orbit of the planet around its sun (its year).
D: Twice of the planet (twice a day).
A new planet orbits its star faster than the earth orbits the sun and it
rotates more slowly than the earth rotates. Which of the following is
true?
A: The new planet has a longer year than earth and a shorter day than
B: The new planet has a longer year than earth and a longer day than
earth.
C: The new planet has a shorter year than earth and a longer day than
earth
D: The new planet has a longer year than earth and a shorter day than
earth
A particular zodiac constellation is high in the sky at midnight in april.
Where will it be in october?
A: High in the sky at midnight
B: Near the sun in the daytime sky
C: Near the horizon a couple of hours after sunset
D: Near the horizon a couple of hours before sunrise
A planet in a nearly circular orbit with its rotation axis tilted by 5
degrees relative to its orbital plane around its star would …
a: Have longer days and nights than those of earth
b: Have very severe seasons compared to earth
, c: Have shorter years than those of earth
d: Have shorter days and nights than those of earth
e: Have seasons that are not very different from each other as compared
to earth's.
According to newton's second law of motion, if the net force acting
On the object increases while the mass of the object remains
Constant, what happens to the acceleration?
A: Acceleration decreases
B: Acceleration increases
C: Acceleration remains the same
D: Acceleration is independent of mass
Approximately two weeks after a solar eclipse, what phase will the
moon be in?
A: New.
B: Full.
C: Third quarter
D: Waning crescent.
E: Waxing crescent.
At approximately what time does the third quarter moon rise?
A: Noon
B: 6pm
COMPLETE 100 QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED
A+||BRAND NEW VERSION!!
A comet's nucleus is composed of:
A) dust, dry ice, and water ice.
B) iron and silicates.
C) just iron
D) gases, including mostly hydrogen and helium.
A meteor shower can occur when :
A) earth's orbit crosses a trail of debris left behind from a comet.
B) earth passes through the asteroid belt between mars and jupiter.
C) many stars pass near the sun at the same time and shoot through
The sky.
D) shooting stars reach stable orbits around the earth and orbit for
Some time.
A moon orbits a planet in exactly the same plane as the planet orbits its
star. How often does this planet experience a solar eclipse?
A: Every rotation of the planet (its day).
,B: Once every orbit of its moon (its month).
C: Once every orbit of the planet around its sun (its year).
D: Twice of the planet (twice a day).
A new planet orbits its star faster than the earth orbits the sun and it
rotates more slowly than the earth rotates. Which of the following is
true?
A: The new planet has a longer year than earth and a shorter day than
B: The new planet has a longer year than earth and a longer day than
earth.
C: The new planet has a shorter year than earth and a longer day than
earth
D: The new planet has a longer year than earth and a shorter day than
earth
A particular zodiac constellation is high in the sky at midnight in april.
Where will it be in october?
A: High in the sky at midnight
B: Near the sun in the daytime sky
C: Near the horizon a couple of hours after sunset
D: Near the horizon a couple of hours before sunrise
A planet in a nearly circular orbit with its rotation axis tilted by 5
degrees relative to its orbital plane around its star would …
a: Have longer days and nights than those of earth
b: Have very severe seasons compared to earth
, c: Have shorter years than those of earth
d: Have shorter days and nights than those of earth
e: Have seasons that are not very different from each other as compared
to earth's.
According to newton's second law of motion, if the net force acting
On the object increases while the mass of the object remains
Constant, what happens to the acceleration?
A: Acceleration decreases
B: Acceleration increases
C: Acceleration remains the same
D: Acceleration is independent of mass
Approximately two weeks after a solar eclipse, what phase will the
moon be in?
A: New.
B: Full.
C: Third quarter
D: Waning crescent.
E: Waxing crescent.
At approximately what time does the third quarter moon rise?
A: Noon
B: 6pm
