2.12: Introduction to Earth Science- Challenge 2

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

height

3. Topographic maps use ___ to show different elevations.

contour lines

4. What type of projection is best for someone studying Greenland?

Robinson

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?

Mercator

7. When a stream crosses terrain, the contour lines are shaped like the letter ___ that points uphill.

V

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.

hill

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.

Marine

12. ___ has taken scientists 4,500 meters deep and has made over 4,000 dives since 1964.

Alvin