What is Earth Science?

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Across
  1. 3. Moving around something without touching it
  2. 4. An imaginary line splitting up the Earth into two equal halves, north and south
  3. 5. The Earth spinning, even if you don't feel it. Other objects in space can rotate, too.
  4. 6. The sun and all the planets, and other objects that revolve around it
  5. 9. A natural or human-made object in space that moves around Earth or another planet
  6. 10. An object in space that orbits the Sun and has enough gravity to make its shape round
Down
  1. 1. A natural force that pulls a lighter object toward a heavier one
  2. 2. The areas on Earth where the time of day is one or more hours different
  3. 7. The path that an object in space follows to travel around another object
  4. 8. The imaginary line through the center of Eart that joins the North and South Poles