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Geology: spring 2010
| Question | Answer |
|---|---|
| For the U.S. Geologic Survey, black and/or red solid lines indicate.. | Major roads |
| For the U.S. Geologic Survey, brown lines indicate… | Contour lines. |
| For the U.S. Geologic Survey, black indicates… | Human-made structures. |
| For the U.S. Geologic Survey, light red lines indicate… | Town limits. |
| For the U.S. Geologic Survey, blue indicates… | Water features. |
| For the U.S. Geologic Survey, green indicates… | Wooded areas. |
| For the U.S. Geologic Survey, white indicates… | Desert, open fields, other nonvegetated areas. |
| What is the scale use by the U.S. Geologic Survey? | 1 cm=240 meters or 1 inch=2000 feet. |
| In maps, what do dotted lines indicate? | Temporary features, such as a seasonal stream. |
| What are “bathymetric” contours? | Contour lines that indicate elevation in oceans or other large bodies of water. |
| What is the definition of summit? | The highest point of a mountain or hill. |
| What is the definition of ridge? | A long, narrow elevation of land. |
| What is the definition of gradient? | The degree of inclination or rate of ascend or descent. |
| Define “glacier”. | an extended mass of ice formed from snow accumulating over years. Move very slowly: descending from high mountains (valley glaciers), or moving outward from centers of accumulation (continental glaciers). |
| Define “slope”. | Ground that has an incline. |
| Define “latitude”. | The angular distance north or south from the equator. |
| Define “longitude”. | The angular distance east or west of a place, measured against its meridian or a prime meridian. |
| Who developed the continental drift hypothesis? | Alfred Wegener. |