The Solar System

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Across
  1. 5. It takes 365 days for the ..... to complete one circuit around the Sun. We call this a year.
  2. 6. Rocky objects revolving around the sun that are too small to be called planets.
  3. 7. The movement of the Earth about its axis.
  4. 8. the whole cosmic system of matter and energy of which Earth, and therefore the human race, is a part.
  5. 9. A body of ice, dust and bits of rock that passes through space leaving a tail of ice and dust behind it
  6. 13. the movement of the Earth around the Sun in its orbit
Down
  1. 1. the whole cosmic system of matter and energy of which Earth, and therefore the human race, is a part.
  2. 2. A large body of either rock or gas that follows a consistent orbit around a star
  3. 3. The layer of gas around a planet
  4. 4. Orbits around the Earth.
  5. 10. the closest planet to the Sun.
  6. 11. This is the same force that keeps the Earth and the other planets orbiting around the Sun.
  7. 12. This object is 93 million miles from the Earth.