7/12/25, 9:01 AM Astro 1 Exam 2 PSU EXAM 2025 UPDATE Verified Questions And Answers | Guaranteed Success!! Flashcards | Quizlet
Astro 1 Exam 2 PSU EXAM 2025 UPDATE Verified
Questions And Answers | Guaranteed Success!!
Save
Terms in this set (83)
What is the order of the Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus,
planets with distance from and Neptune.
the Sun?
Which planet has the Venus
highest surface
temperature?
Which planet has the Jupiter
largest mass?
Which planet has the Uranus
largest tilt of its spin axis?
Which planet has the Mercury
largest temperature
variations?
Which planet rotates Venus
backwards?
Which planet has polar ice Mars
caps?
How many moons does 0
Mercury have?
How many moons does 0
Venus have?
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, 7/12/25, 9:01 AM Astro 1 Exam 2 PSU EXAM 2025 UPDATE Verified Questions And Answers | Guaranteed Success!! Flashcards | Quizlet
How many moons does 2
Mars have?
Which planets have no Mercury
atmosphere?
Which moon has a thick Titan
atmosphere in the solar
system?
Which 3 factors determine Planet mass, Gas mass, Gas Tempiture
if a planet holds onto an
atmosphere?
What is the primary reason its dense atmosphere traps heat in a runaway version
why Venus is much hotter of the greenhouse effect that warms Earth.
than Earth?
Who discovered Pluto? Clyde Tombaugh in 1930
Astronomers noticed that the orbits of Neptune and
How was Pluto
Uranus were being affected by the gravity of an
discovered?
unknown object in the Solar System.
What is the distance of 30 to 50 AU
Pluto from the Sun in AUs?
What is pluto's Orbital 248 years
period?
Which spacecraft visited New Horizons
Pluto?
How does the orbit of it's highly elliptical and titled
Pluto compare to the 8
planets?
Why isn't Pluto considered it lacks enough mass and gravity to clear its
a planet? neighborhood and is not a moon.
What is the official dwarf planet
classification of Pluto
now?
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Astro 1 Exam 2 PSU EXAM 2025 UPDATE Verified
Questions And Answers | Guaranteed Success!!
Save
Terms in this set (83)
What is the order of the Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus,
planets with distance from and Neptune.
the Sun?
Which planet has the Venus
highest surface
temperature?
Which planet has the Jupiter
largest mass?
Which planet has the Uranus
largest tilt of its spin axis?
Which planet has the Mercury
largest temperature
variations?
Which planet rotates Venus
backwards?
Which planet has polar ice Mars
caps?
How many moons does 0
Mercury have?
How many moons does 0
Venus have?
https://quizlet.com/1059819887/astro-1-exam-2-psu-exam-2025-update-verified-questions-and-answers-guaranteed-success-flash-cards/ 1/8
, 7/12/25, 9:01 AM Astro 1 Exam 2 PSU EXAM 2025 UPDATE Verified Questions And Answers | Guaranteed Success!! Flashcards | Quizlet
How many moons does 2
Mars have?
Which planets have no Mercury
atmosphere?
Which moon has a thick Titan
atmosphere in the solar
system?
Which 3 factors determine Planet mass, Gas mass, Gas Tempiture
if a planet holds onto an
atmosphere?
What is the primary reason its dense atmosphere traps heat in a runaway version
why Venus is much hotter of the greenhouse effect that warms Earth.
than Earth?
Who discovered Pluto? Clyde Tombaugh in 1930
Astronomers noticed that the orbits of Neptune and
How was Pluto
Uranus were being affected by the gravity of an
discovered?
unknown object in the Solar System.
What is the distance of 30 to 50 AU
Pluto from the Sun in AUs?
What is pluto's Orbital 248 years
period?
Which spacecraft visited New Horizons
Pluto?
How does the orbit of it's highly elliptical and titled
Pluto compare to the 8
planets?
Why isn't Pluto considered it lacks enough mass and gravity to clear its
a planet? neighborhood and is not a moon.
What is the official dwarf planet
classification of Pluto
now?
https://quizlet.com/1059819887/astro-1-exam-2-psu-exam-2025-update-verified-questions-and-answers-guaranteed-success-flash-cards/ 2/8
