science

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Across
  1. 4. attracts forces
  2. 6. how heavy or light an object is
  3. 7. a force that pulls you down
  4. 9. a force generated in matter by the motion of electrons within its atoms
  5. 10. massive body in space that surronds its self
  6. 11. type of energy
Down
  1. 1. branch of physics
  2. 2. the amount of space an object takes up
  3. 3. a physical force of attraction between objects
  4. 5. planets
  5. 8. the region of space surrounding a body,