Across
- 3. A device that stores electrical energy
- 5. A mountain that erupts with lava
- 7. Famous fictional detective created by Arthur Conan Doyle
- 8. A member of the Royal Canadian Mounted Police
- 10. A global system of interconnected computer networks
- 13. Ancient Egyptian structures
- 14. The eighth planet from the sun
- 15. The largest planet in the solar system
- 17. Smallest country in the world by area
- 18. An Australian marsupial that feeds on eucalyptus
- 21. World’s largest rainforest
- 22. A sport also known as football in most countries
- 23. A mythical lost city
Down
- 1. A musical instrument with keys
- 2. The highest mountain in the world
- 4. A warm-blooded vertebrate animal
- 6. A large group of musicians playing together
- 9. Famous ship that sank in 1912
- 11. Thescientist known for the theory of relativity
- 12. The longest river in the world
- 16. The hardest natural material
- 19. The red planet
- 20. The planet with the most prominent rings