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Read the story and answer the questions to test your comprehension.

Mars is named after the Roman god of war and is sometimes called the "Red Planet." Olympus Mons, the tallest mountain in the Solar System, is on Mars, so is Valles Marineris, the biggest known canyon.

  1. 1. What is the biggest canyon in the Solar System?
    1. a. Galactic Gulch
    2. b. Space Creek
    3. c. Valles Marineris
  2. 2. What is the tallest mountain in the solar system?
    1. a. Olympus Mons
    2. b. Moon Mountain
    3. c. Mt. Shasta
  3. 3. Who is the Roman god of war?
    1. a. Mars
    2. b. Pluto
    3. c. Venus