20. A dome and an anticline both have what age rocks in the center? ____
20. A dome and an anticline both have what age rocks in the center? ____
21. A syncline and a basin both have the _____ rocks in the center.
22. The contour interval is always _______ on any given map.
23. Closed contours appearing as ovals or circular shapes on topographic maps represent ____
24. In a reverse fault situation, the hanging wall moves ____ relative to the foot wall.
25. When I look across a left-lateral strike slip, rock units appear to be displaced to my __horizontal direction___
26. Closed contours appearing with hachures represent ____.
27. The spacing of contour lines represents the relative _______of the slope.
28. What is one geologic structure associated with deformation? ____
29. What two measurements are used to establish the orientation of deformed strata? ____
30. Below depth, rocks tend to deform ductiley. How do they deform when near the surface ? ___Compress stress__________________
31. Contour lines a) sometimes b) never c) usually d) rarely cross each other
32. In the absence of an arrow on a topographic map, which way is north? _____
33. This is a ________scale.
34. Question 33 SCALE 1:24:000 graphic means: _____
35. What is a good contour interval for mapping the Rocky Mountains? __________
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