| A | B |
| canyon | a deep narrow valley with steep sides and often has a stream flowing through it. |
| continent | one of the large 7 landmasses on the earth |
| fjord | a long narrow deep inlet of a sea between high cliffs |
| glacier | a huge slow moving mass of snow and ice |
| hill | a landform that rises above surrounding land and has a round top. Lower and less steep than a mountain. |
| inlet | a small arm of the sea, lake, or river |
| island | a piece of land completely surrounded by water |
| isthmus | a narrow strip of land that connects to large areas of land |
| lake | a large body of water surrounded by land |
| mountains | a landform that rises more than 2,000 feet above sea level; usually wide at the bottom and rises to a narrow peak |
| mouth | point where a river enters a lake or sea |
| peninsula | body of land jutting into a lake or ocean, surrounded on 3 sides by water |
| plain | a large area of flat or gently rolling land |
| plateau | a large, flat area that rises above the surrounding land; at least one side has a steep slope |
| river | a large natural stream of water that flows through the land |
| source | the beginning of the river |
| strait | a narrow strerch of water that connects two larger bodies of water |