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Ninth Grade (Grade 9) Outer Planets Questions

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Grade 9 Outer Planets
What is Jupiter's diameter?
  1. 230,567 km
  2. 132,900 km
  3. 142,800 km
  4. 157,700 km
Grade 9 Outer Planets
Which correctly describes Jupiter's mass?
  1. 800 times as massive as the Sun
  2. the same mass as the Sun
  3. two and a half times greater than the mass of all of the other planets and moons combined
  4. the same mass as all of the other planets and moons combined
Grade 9 Outer Planets
The core of the planet pictured is most likely
Planet Jupiter - Small
  1. solid.
  2. liquid.
  3. plasma.
  4. gaseous.
Grade 9 Outer Planets
How often does Neptune orbit the Sun?
  1. every 12 days
  2. every 78 days
  3. once a year
  4. once every 165 years
Grade 9 Outer Planets
Jupiter is composed mainly of                .
  1. hydrogen
  2. helium
  3. carbon dioxide
  4. oxygen
Grade 9 Outer Planets
Which gas gives Uranus its light blue color?
  1. ammonia
  2. ethane
  3. acetylene
  4. methane
Grade 9 Outer Planets
How many confirmed moons does Neptune have?
  1. 13
  2. 12
  3. 11
  4. 10
Grade 9 Outer Planets
What is the diameter of Neptune?
  1. 12,104 km
  2. 49,528 km
  3. 120,536 km
  4. 142,984 km
Grade 9 Outer Planets
The Jovian planets are huge, rocky giants.
  1. True
  2. False
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