Across
- 4. the protecting of natural resources
- 8. found in nature
- 11. the place where a river begins
- 12. a resource that can be replaced
- 13. the weather a place has over a period of time
- 15. a line that shows the end of a place
- 19. a line that circles Earth halfway between the North Pole and the South Pole
- 23. where a place is in relation to other places on Earth
- 25. surroundings in which people, plants, and animals live
- 26. a low bowl-shaped land with higher ground around it
- 27. natural substances found in rocks
Down
- 1. moisture in the air
- 2. a deep and narrow valley with steep sides
- 3. the water that sinks beneath Earth's surface when it rains or snows
- 5. imaginary line that divides Earth into the Western and Eastern Hemispheres
- 6. the place where a river empties into a larger body of water
- 7. water that falls to Earth's surface
- 9. a river or stream that flows into a larger river
- 10. A high and flat area of land
- 14. largest land area on Earth
- 16. land features such as mountains, hills, valleys, and plains
- 17. the part of an ocean or sea that reaches into land
- 18. how hot or cold the air is
- 20. land that is level with the surface of the ocean
- 21. halves of the Earth
- 22. a resource that cannot be replaced
- 24. the businesses that make one kind of product