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Challenge words

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  • What is this? asteroids or float
    asteroids
  • What is this? spacecraft or launch
    spacecraft
  • the force of attraction that keeps things on the Earth surface. (gravity or debris)
    gravity
  • to rest on top of a liquid / float or tide
    float
  • What is this? tide or float
    tide
  • a person who travels into space (astronaut or orbit)
    astronaut
  • Solar system or tide
    solar system
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