Scientific Crossword

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Across
  1. 2. / Large rips in space where the gravitational pull is so harsh that not even light can escape
  2. 6. / The regularly repeated elliptical course of a celestial object or spacecraft about a star or planet.
  3. 7. / The process in which an insect transforms into a different stage in its life.
  4. 10. / The regularly repeated elliptical course of a celestial object or spacecraft about a star or planet.
  5. 11. / The fourth planet from the sun
Down
  1. 1. / The process in which green plants convert sunlight into nutrients
  2. 3. / The building blocks of our universe
  3. 4. / The process that the sun uses to send sunlight through out the solar system
  4. 5. / A pure substance made up of only one atom, which cannot be broken down any further.
  5. 8. / A small rocky body orbiting the sun.
  6. 9. / All existing matter and space time contained into one place.
  7. 10. / ironically, due to it's name, this planet is a gas giant.