Space

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Across
  1. 4. a cloud of dust in space
  2. 5. how big something is and one of the factors in how strong an objects gravitational pull is
  3. 6. how far away something is and one of the factors in how strong an objects gravitational pull is
  4. 7. the force that pulls objects towards Earth
  5. 9. The force of gravity acts between all objects in the universe
  6. 10. the amount of gravitational pull an object has
Down
  1. 1. How much matter is in an object
  2. 2. it continues in it's existing state or in its constant motion unless some outside force disrupts it.
  3. 3. the objects all of the objects in our solar system orbit
  4. 8. He suggested there was a force that pulled objects towards each other