GK

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Across
  1. 3. The planet known as the Red Planet
  2. 5. The chemical element with the symbol 'Au'
  3. 7. The process by which plants make their food
  4. 8. Capital city of France
Down
  1. 1. Author of "Romeo and Juliet"
  2. 2. Continent known as the "Land Down Under"
  3. 4. The largest desert in the world
  4. 6. Element with the chemical symbol 'O'
  5. 8. Largest ocean on Earth