ASTRO 5 EXAM 2 QUESTIONS WITH 100%
VERIFIED ANSWERS
Major accomplishment of Charles Messier? - 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? - ANSWER nebulae,
galaxies, clusters of stars
What are the families of bodies in our solar system? Their order from the sun? -
ANSWER Rocky planets, asteroid belt, giant gas planets, kuiper belt, oort
cloud.
Order of the planets? - 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? - 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? - ANSWER Mercury: 0
Venus: 0
Mars: 2
Which planets have rings? - ANSWER ALL Jovian (Giant Gas) Planets HAVE
rings! Jupiter, Saturn, Neptune & Uranus.
Which planet has the longest day? - ANSWER Venus
How long does it take to travel from the moon and sun to the Earth? -
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? - 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? - ANSWER
30 x the diameter of the earth
At what altitude does the space shuttle orbit the earth? - ANSWER 200-1000
km
How much larger is the sun than the earth in diameter? - ANSWER D sun =
110 x D earth
Distance in AU to:
Pluto
Oort Cloud
Voyager - ANSWER Pluto: 39.4
oort: 50,000
voyager: 100
What causes a cloud of gas and dust to collapse? - ANSWER gravity
VERIFIED ANSWERS
Major accomplishment of Charles Messier? - 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? - ANSWER nebulae,
galaxies, clusters of stars
What are the families of bodies in our solar system? Their order from the sun? -
ANSWER Rocky planets, asteroid belt, giant gas planets, kuiper belt, oort
cloud.
Order of the planets? - 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? - 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? - ANSWER Mercury: 0
Venus: 0
Mars: 2
Which planets have rings? - ANSWER ALL Jovian (Giant Gas) Planets HAVE
rings! Jupiter, Saturn, Neptune & Uranus.
Which planet has the longest day? - ANSWER Venus
How long does it take to travel from the moon and sun to the Earth? -
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? - 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? - ANSWER
30 x the diameter of the earth
At what altitude does the space shuttle orbit the earth? - ANSWER 200-1000
km
How much larger is the sun than the earth in diameter? - ANSWER D sun =
110 x D earth
Distance in AU to:
Pluto
Oort Cloud
Voyager - ANSWER Pluto: 39.4
oort: 50,000
voyager: 100
What causes a cloud of gas and dust to collapse? - ANSWER gravity
