Astro 5 exam 2 UPDATED ACTUAL Exam
Questions and CORRECT Answers
Major accomplishment of Charles Messier? - CORRECT ANSWER - used his telescope to
identify 110 visually striking images, most of which cannot be seen with the naked eye.
Examples of some of Messier's visually striking images? - CORRECT ANSWER -
nebulae, galaxies, clusters of stars
What are the families of bodies in our solar system? Their order from the sun? - CORRECT
ANSWER - Rocky planets, asteroid belt, giant gas planets, kuiper belt, oort cloud.
Order of the planets? - CORRECT ANSWER - Mercury, Venus, Earth, Mars, Jupiter,
Saturn, Uranus, Neptune
Which planet has:
highest surface temperature?
largest mass?
Misaligned spin axis?
spins backwards?
largest temperature variations?
polar ice caps?
largest moon relative to the planet? - CORRECT ANSWER - highest surface temp:
Mercury
Largest mass: Jupiter
Misaligned Spin axis: Uranus
Spins backwards: Venus
Largest temp variations: mercury
polar ice caps: Mars
, largest moon relative to planet: Earth
How many moons for:
Mercury?
Venus?
Mars? - CORRECT ANSWER - Mercury: 0
Venus: 0
Mars: 2
Which planets have rings? - CORRECT ANSWER - ALL Jovian (Giant Gas) Planets
HAVE rings! Jupiter, Saturn, Neptune & Uranus.
Which planet has the longest day? - CORRECT ANSWER - Venus
How long does it take to travel from the moon and sun to the Earth? - CORRECT
ANSWER - Earth to sun: 8 light minutes
Earth to moon: 1.28 light seconds
What is 1 AU?
1 light year?
How many AU in a light year? - CORRECT ANSWER - 1 AU- distance from the Earth to
the sun
1 light year- how far light travels in 1 year.
How many AU in a ly? 63,242
How far away is the moon in relation to the diameter of the earth? - CORRECT
ANSWER - 30 x the diameter of the earth
Questions and CORRECT Answers
Major accomplishment of Charles Messier? - CORRECT ANSWER - used his telescope to
identify 110 visually striking images, most of which cannot be seen with the naked eye.
Examples of some of Messier's visually striking images? - CORRECT ANSWER -
nebulae, galaxies, clusters of stars
What are the families of bodies in our solar system? Their order from the sun? - CORRECT
ANSWER - Rocky planets, asteroid belt, giant gas planets, kuiper belt, oort cloud.
Order of the planets? - CORRECT ANSWER - Mercury, Venus, Earth, Mars, Jupiter,
Saturn, Uranus, Neptune
Which planet has:
highest surface temperature?
largest mass?
Misaligned spin axis?
spins backwards?
largest temperature variations?
polar ice caps?
largest moon relative to the planet? - CORRECT ANSWER - highest surface temp:
Mercury
Largest mass: Jupiter
Misaligned Spin axis: Uranus
Spins backwards: Venus
Largest temp variations: mercury
polar ice caps: Mars
, largest moon relative to planet: Earth
How many moons for:
Mercury?
Venus?
Mars? - CORRECT ANSWER - Mercury: 0
Venus: 0
Mars: 2
Which planets have rings? - CORRECT ANSWER - ALL Jovian (Giant Gas) Planets
HAVE rings! Jupiter, Saturn, Neptune & Uranus.
Which planet has the longest day? - CORRECT ANSWER - Venus
How long does it take to travel from the moon and sun to the Earth? - CORRECT
ANSWER - Earth to sun: 8 light minutes
Earth to moon: 1.28 light seconds
What is 1 AU?
1 light year?
How many AU in a light year? - CORRECT ANSWER - 1 AU- distance from the Earth to
the sun
1 light year- how far light travels in 1 year.
How many AU in a ly? 63,242
How far away is the moon in relation to the diameter of the earth? - CORRECT
ANSWER - 30 x the diameter of the earth
