Word Grid Challenge

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Across
  1. 3. Academic term in education system
  2. 4. Currency of the UK
  3. 5. Instrument used to measure temperature
  4. 7. Internet-based storage and computing service
  5. 9. First man to walk on the moon
  6. 10. Largest ocean on the Earth
Down
  1. 1. Capital of England
  2. 2. Largest continent
  3. 6. Gas used in balloons
  4. 8. Planet known as the "Red Planet"