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Across 1. The vertical distance between contour lines. 5. What all map projections are. 7. 0° longitude. 9. The line that is halfway between the poles. 10. Also known as gnomonic. 12. The world’s time zone. 14. When scientists speak of these they are often referring to theories. 15. Type of map scale like 1:63360 17. General type of map used to show temporary or imaginary features. 18. Any line of longitude. 19. A flat view of a round surface. 21. One of the 3 things all good maps should have. 22. A line connecting all points of equal elevation. 25. Contour lines with hachure marks show these. 27. Type of map projection often used to show mid-latitude regions. 28. 90° north or south. 29. An empty closed loop on a topographic map. 30. A filled-in small black square on a topographic map. 31. What lines of latitude are called.

Down 2. Where today becomes tomorrow or yesterday. 3. Also known as cylindrical. 4. A point of carefully measured elevation shown on a topographic map. 6. What closely spaced contour lines show this. 8. Darkened, often numbered contour lines. 11. A general type of map used to show relatively permanent features. 13. A system of lines on a globe that measure north and south. 16. Type of map scale often called a bar scale. 20. The type of map that uses contour lines to show the shape of the land. 23. A system of lines on a globe used to measure east and west. 24. Type of map scale like: 1 inch equals 1 mile 26. Which way to contour lines point when they form V’s?