2. By Mrs. Passe’s 4 th Grade Class September, 2011

3. Isthmus By: Anna Kate The isthmus of Panama.

4. A savannah is a flat grassland with a few small trees. The Serengeti Savannah is the most well known savannah in Africa. That is because it is the largest and has the most wildlife. Maria-Nefeli Stefanidou

5. Sea Level Sea level is a measure of the average height of the ocean's surface (such as the halfway point between the mean high tide and the mean low tide); used as a standard in reckoning land elevation Sea level is a measure of the average height of the ocean's surface (such as the halfway point between the mean high tide and the mean low tide); used as a standard in reckoning land elevation. By: Devanshu

6. Source of River By Michael Utt A river source is where a river starts. The Tar, Lumber, South, and Black Rivers all have sources in North Carolina. The picture below is of the River Wey in England near it’s source.

7. A bay is an inlet of sea, or some other body of water that usually smaller than a gulf Elliot bay By Astrid Bridgwood

9. Canyons are deep, narrow valleys with steep sides. By: Anna Demelo

10. The Denver Mountain Pass A Mountain pass is the gap in-between a pair of mountains By Daequan Peele

11. Uinta Mountain Range The definition of mountain range is an line of mountains connected by high ground. An example of a mountain range is the Uinta mountain range. The Uinta mountain range is in Utah. Other examples of mountain ranges are the Canadian Rockies and the Appalachian mountain ranges. By: Elaine Perkins

12. Channel By Jack Grace A channel is A larger version of a strait

13. A mouth of river is a place were a River meets another body of water facts about mouth of river The Mississippi rises 1,475 feet above sea level. The Mississippi supplies more than 4 million gallons of water for people.

14. Basins The Great Basin A basin is low bowl- shaped land with higher land all around it. Any water that flows into a basin cannot escape it. Basins are formed by the movement of the earths crust which is called plate tectonics Carmen Allison

15. A part of a sea or ocean extending into land By Ishaan Maitra P.S the gulf of Mexico is the biggest gulf in the world by area at 615000 square miles The big oil spill started in the gulf of Mexico.

16. By Jake Manges Any area of water extending into the land from a larger body of water.

18. A strait is a body of water that connects two larger bodies of water

19. Florida is a peninsula. A peninsula is a piece land that is ALMOST completely surrounded by water.

20. A mesa is a flat top mountain with steep sides. There are a lot of mesas on Mars. By: Trey Patton

21. Glacier: a large ice mass that moves slowly down a mountain or across land. Stephens Glacier by: Sophia Lin

22. A point of land jutting into a body of water such as a lake, sea, or ocean. By Devin Gee

23. BY SUSHRUT The Nile River Delta Definition A River Delta is an mouth of a river in the shape of a triangle. Facts: -The Nile River Delta makes the opening of the longest river in the world. -River Deltas are sometimes in a weird shape, similar to, but not exactly a triangle.

24. Marsh By: Max Nenichka

25. Land Forms - James River Fall Line What is a Fall Line? A Fall Line is a natural junction, that runs parallel to the East Coast of the United States, between the hard rocks of the Appalachians and the softer coastal plain along which rivers form falls and rapids. By Ashray Kallikadavil Facts About The James River Fall Line  Is in the state of Virginia  It is is 348 Miles Long  It is the 12 th longest river in the United States.  The James River forms in the Appalachian Mountains.  It’s basin is 10,432 sq. miles  It was named after King James I  It flows into the Cheesecake Bay