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K12 LibreTexts

2.12: Introduction to Earth Science- Challenge 2

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  • 1. Zack is a hiker who plans to climb to the top of Falcon Peak, a mountain near his home. Using a topographic map, what can Zack determine about his location?
    The difference in elevation between his home and Falcon Peak
    2. A topographic map can be used to determine the ___ of the peak of a mountain
    3. Topographic maps use ___ to show different elevations.
    contour lines
    4. What type of projection is best for someone studying Greenland?
    5. A projection in which the point of contact between the ___ and the ___ is at Greenland would be best for someone studying Greenland.
    globe; paper
    6. Which type of projection is the worst for accurately representing the size of the areas closest to the north and south poles?
    7. When a stream crosses terrain, the contour lines are shaped like the letter ___ that points uphill.
    8. A ___ has closed loop contour lines that which increase in elevation as they move towards the center. The smallest loops are the highest elevation.
    9. What do hatched circles on a topographic map indicate?
    a depression
    10. What is the name of the equipment used to map the ocean floor?
    Echo sounders
    11. ___ geologists collect rocks with dredges and submersibles, because humans can't travel to the ocean floor.
    12. ___ has taken scientists 4,500 meters deep and has made over 4,000 dives since 1964.