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Inner Planets Questions - All Grades

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Grade 5 Inner Planets
What is the smallest inner planet?
  1. Mercury
  2. Venus
  3. Earth
  4. Mars
Grade 6 Inner Planets
Which is true about Earth?
  1. It has water.
  2. It is habitable.
  3. It is our home planet.
  4. All of the above
Grade 4 Inner Planets
Venus is the hottest planet.
  1. True
  2. False
Grade 2 Inner Planets
What is the closest planet to the Sun?
  1. Mercury
  2. Venus
  3. Earth
  4. Mars
Grade 4 Inner Planets
What is a terrestrial planet?
  1. A planet made mostly out of gases
  2. A scary planet
  3. An Earth-like planet
  4. A planet that has no moons
Grade 3 Inner Planets
Earth has three moons.
  1. True
  2. False
Grade 8 Inner Planets
Mars is                 than Earth.
  1. smaller
  2. larger
Grade 8 Inner Planets
Which planet is known as the Red Planet?
  1. Jupiter
  2. Mars
  3. Neptune
Grade 5 Inner Planets
How long does it take Mercury to revolve around the Sun?
  1. 100 days
  2. 88 days
  3. 36 days
  4. 365 days
Grade 4 Inner Planets
How many moons does Mars have?
  1. 5
  2. 10
  3. 20
  4. 2
Grade 5 Inner Planets
This is the 3rd planet from the Sun. The planet we call home.
Planet Earth - Small
  1. Earth
  2. Mercury
  3. Mars
  4. Venus
Grade 3 Inner Planets
Mercury is hard to see without a telescope.
  1. True
  2. False
Grade 7 Inner Planets
What shape is Earth?
  1. square
  2. sphere
  3. oval
  4. octagon
Grade 2 Inner Planets
The Sun moves around the solar system.
  1. True
  2. False
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