| A | B |
| continents | seven large land areas on the earth's surface |
| island | has water all around it |
| peninsula | land with water on three sides |
| landform | a feature on the surface of the land |
| plain | a large stretch of flat or gently rolling land |
| mountain | highest landform which often have sharp peaks |
| plateaus | flat lands raised above the surrounding land; often flat on top |
| oceans | four largest bodies of water that contain salt water |
| bay or gulf | a body of water that extends into the land; salt or fresh water |
| lake | a body of water surrounded by land; fresh water |
| river | this is formed by water running from one place to another |
| river mouth | where a river flows into another body of water |
| river source | where a river begins |
| sea | smaller than an ocean but has salt water |
| tributary | a stream or river that flows into a larger river |
| stream | a small river |
| current | movement of water in a river or ocean |
| dams | these stop the water in rivers from flowing |
| bank | the side of a river |
| surface | the top side |