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Stack #4712985
| Question | Answer |
|---|---|
| Antarctic Circle | The Antarctic Circle is an imaginary circle at latitude 66°30' S, around the south pole. |
| altitude | Altitude is the height of an area, measured from sea level. |
| antipodes | Antipodes are a pair of points that are on opposite sides of a planet (like the North Pole and the South Pole). |
| atlas | A book containing maps and charts. |
| atoll | An atoll is a ring (or partial ring) of coral that forms an island in an ocean or sea. |
| bathymetric map | A bathymetric map is a map of the bottom of a body of water, noting the depth contours (these are called isobaths). |
| central meridian | A central meridian is a meridian that passes through the center of a projection. The central meridian is often a straight line that is an axis of symmetry of the projection. |
| conic projection | A conic projection is a type of map in which a cone is wrapped around a sphere (the globe), and the details of the globe are projected onto the conic surface. Then, the cone is unwrapped into a flat surface. |
| contour | A contour is a line on a topographic map that represents locations that have the same altitude. |
| estuary | An estuary is where a river meets the sea or ocean. |