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Earth and Mars

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  • The Earth rotates about a _____________ miles an hour
    thousand
  • Mars' color comes from _________ and other minerals in its soil
    rust
  • Earth's surface is made up of seven different land masses called __________
    continents
  • True or False: Earth is about four and a half million years old
    False (billion)
  • Scientists think there may have been _________ on Mars
    Water
  • The top part of Earth is called the _______
    crust
  • _________ covers 70% of Earth's surface
    water
  • The center of Earth is called the ____________
    Core
  • What are the robots called that have been sent to Mars?
    Rovers
  • The middle part of Earth is called the ____________
    mantle
  • Earth is the _________ largest planet (hint, it's a number)
    5th
  • True or false: Earth's core is hotter than the sun
    True
  • Earth does not get too ________ or too __________
    Hot or cold
  • True or false: No person has ever set foot on Mars
    True
  • True or False: Evidence of humans on Earth shows to be about 200 thousand years ago
    True
  • Mars is called the __________ Planet
    Red
  • ________ show microscopic life first appeared on Earth
    Fossils
  • What is the name of the large volcano on Mars?
    Olympus Mons
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