Unit C
Chapter Two
Forces That Shape the Land| landform | a shape or feature on Earth’s surface |
| mountain |
a place on
Earth’s surface that is much higher than the land around it |
| valley | a lowland area between higher lands, such as mountains |
| canyon | a deep valley with very steep sides |
| plain | a flat area on Earth’s surface |
| plateau |
a flat area higher than the land around it |
| barrier island | a thin island near a coast |
| weathering | the way rocks are broken down into smaller pieces |
| erosion | movement of weathered rocks |
| glacier | huge sheet of ice that slowly moves downhill |
| earthquake | shaking of Earth’s surface by moving of the crust or mantle |
| volcano | opening in Earth’s surface from which lava flows |
| flood | large amount of water that covers normally dry land |