Science Choice Board

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Across
  1. 4. positioning system A network of satellites that orbit the earth to measure positions on the earth’s surface
  2. 5. the sudden movement of rock and soil down a slope
  3. 7. the process by which wind, water, ice, gravity transports soil and sediment from one location to another
  4. 9. line A line that connects points of equal elevation on a map
  5. 12. Fine-grained sediments of quartz, feldspar, hornblende, mica, and clay deposited by the wind
  6. 13. The flow of a mass of mud or rock and soil mixed with a large amount of water
  7. 16. the water that is beneath the earth's surface
  8. 22. fan A fan-shaped mass of material deposited by a stream when the slope of the land decreases sharply
  9. 23. The steepness or the degree of incline of a surface
  10. 24. contour on a map, a darker, heavier contour line that is usually every fifth line and that indicates a change in elevation
  11. 26. information system An automated system for capturing, storing, retrieving, analyzing, manipulating and displaying geographic data
Down
  1. 1. The size and shape of the land surface features of a region, including its relief
  2. 2. map A map that shows the surface feature of Earth
  3. 3. island A long ridge of sand or narrow island that lies parallel to the shore
  4. 6. the process in which material is laid down
  5. 8. A mound of wind-deposited sand that moves as a result of the action of wind
  6. 9. interval The difference in elevation between one contour line and the next
  7. 10. The distance between the highest and lowest elevations in a given area; the variations in elevation of a land surface
  8. 11. A large mass of ice that exists year-round and moves over land
  9. 14. an area along a river that forms from sediment deposited when the river overflows its banks
  10. 15. drift is the rock material carried and deposited by glaciers
  11. 17. A mass of material deposited in a triangular or fan shape at the mouth of a river or stream
  12. 18. The relationship between the measurements on a model, map, or diagram and the actual measurement or distance
  13. 19. an area of a shoreline that is made up of deposited sediment
  14. 20. The boundary between land and a body of water
  15. 21. The slow downhill movement of of weathered rock material
  16. 25. rapid mass movement of rock down a steep slope or cliff