TERRAIN

3. A type of freshwater wetland with muddy land and a lot of water. Trees and shrubs grow in it.
6. A man-made waterway used for transportation or irrigation.
7. A stream or river that flows into a larger river.
9. A large body of freshwater surrounded by land on all sides.
10. A pointed piece of land that sticks out into a sea, ocean, lake, or river.
11. Flat lands that have only small changes in elevation.
13. The average height of a sea or ocean.
14. A small body of water surrounded by land. It is smaller than a lake.
16. A large hole in the ground or in the side of a hill or mountain.
17. A monument or a prominent object like a mountain or lake that is used to designate a place.
18. A man-made lake that stores water for future use.

1. Adjective to describe when snow covers the top of mountains or hills.
2. The height of an area or an aircraft, usually measured in meters or feet.
4. When a river changes elevation and falls steeply.
5. A type of freshwater or saltwater wetland that is found along rivers, pond, lakes and coasts.
6. A small, horseshoe-shaped body of water along the coast surrounded by land.
8. A body of water that is partly enclosed by land and is usually smaller than a gulf.
10. A narrow body of water that connects two larger bodies of water.
11. A large, flat area that is higher than the surrounding land.
12. A small table on a map that explains the symbols that are used.
14. A wide, relatively flat area of land that has grass and only a few trees.
15. A place in the desert that has water and is fertile.