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Geology Ch. 2
Geology Ch. 2 Mapping
| Question | Answer |
|---|---|
| What horizontally circles the Earth halfway between North & South poles? | The equator |
| what are lines on a map called that run parallel to the equator? | Lines of Latitude |
| What are lines on a map called that run east and west of the prime meridian? | Lines of Longitude |
| What is the prime meridian? | A reference point for lines of longitude that represents 0 degrees longitude |
| To locate exact places on earth, what to things do you need? | Both Latitude and longitude line coordinates |
| What serves as the transition line for calendar days & is 180 degrees meridian? | The International Date Line |
| The Earth is divided into how many 15 degree increments that help regulate daylight hours across the world? | 24 and they are called time zones |
| What do we call a map that has parallel lines of latitude and longitude? | A Mercator projection |
| What is made by projecting points and lines from a globe onto a paper cone? | A conic projection |
| What is made by projecting points and lines from a globe onto a piece of paper that touches the globe at a single point? | A gnomonic projection |
| What is a map that shows changes in elevation of the Earth's surface called? | Topographic |
| What connects points of equal elevation? | A contour line |
| What do we call the difference in elevation between two side by side contour lines? | A contour interval |
| What do we call a map that is used to show the distribution, arrangement, and type of rocks located below the soil? | A geologic map |
| What explains what the symbols on a map represent? | A map legend |
| What do we call the ratio between distances on a map and actual distances on the surface of the Earth? | A map scale |
| A geologic map helps Earth scientists study large scale patterns in what? | geological formations |
| What do we call the process of collecting data about earth using instruments mounted on satellites, airplanes, or ships? | Remote Sensing |
| What records reflected wavelengths of energy from earth's surfaces? | Landsat satellites |
| To map the ocean floor features, Seabeam relies on what, which is the use of sound waves to detect and measure objects underwater? | Sonar |
| Remote sensing is an important part of what? | Modern cartography |
| What is a satellite navigation system that allows users to locate their approximate position on Earth? | Global Positioning System or GPS |
| What combines many of the traditional types and styles of mapping described in this chapter? | Geographic Information System or GIS |
| The science of mapmaking is called what? | Cartography |
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CDM2KK
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