Across
- 4. The author of Harry Potter
- 7. The tallest mountain in the world
- 8. The country with the largest population
- 11. The largest internal organ in the human body
- 13. The author of Romeo and Juliet
- 14. A system of government ruled by a king or queen
- 15. The capital city of Canada
- 16. The most complex organ in human body
- 17. A natural satellite of the Earth
Down
- 1. The force that pulls objects toward the Earth
- 2. the continent with the most countries
- 3. A global network connecting computers worldwide
- 5. The system that controls body movement and reactions
- 6. The fastest land animal
- 9. The longest river in the world
- 10. A device used to observe distant objects in space
- 12. The scientist who developed the theory of relativity