Across
- 7. The height to which something is elevated or to which it rises
- 8. The practice of traveling for recreation
- 9. The whole mass of air surrounding the earth
- 12. A small model of the Earth
- 13. A picture or representation of any territory
Down
- 1. The science of government
- 2. The aqueous envelope of the earth including bodies of water in the atmosphere
- 3. A natural stream of water of usually considerable volume
- 4. A natural elevation of the earth's surface, usually greater than 610 meters
- 5. The conditions that surround someone or something
- 6. Сlear or distinct to the eye or ear
- 10. A continent or the main part of a continent
- 11. The pattern of relations between organisms and environment