| A | B |
| terrestrial | Relating to the earth. |
| precipice | A steep cliff or overhanging rock. |
| longitude | The distance east and west of Greenwich, England, measured in degrees. |
| meridian | Any of the imaginary circles around the earth that pass through the poles. |
| peninsula | An area of land with water on three sides. |
| topography | The physical features of a region. |
| insular | Pertaining to an island. |
| quagmire | Wet, soft ground in which one can get caught. or A difficult situation or entanglement. |
| latitude | The distance north or south of the equator, measured in degrees. |
| panorama | A wide-ranging view over an area; an overview. |