Yr 8 solar puzzle

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Across
  1. 1. only one in our solar system
  2. 3. largest planet
  3. 5. known as the 'RED' planet
  4. 7. smallest planet in the solar system
  5. 8. a capacity to do work
  6. 9. second planet from the sun
  7. 10. gas giant
Down
  1. 1. radiation emitted by the sun
  2. 2. bodies that orbit the sun
  3. 4. only inhabited planet
  4. 6. rays of sun
  5. 7. earths natural saterlite
  6. 10. only star in the solar system