Understanding Topographic Maps and Elevation

The video tutorial explains how to determine the actual or estimated elevation of points on a topographic map. It covers identifying contour intervals, calculating elevations for specific points, and estimating elevations when points are not directly on contour lines. The tutorial also discusses the importance of understanding map trends and provides examples for practical application.

What is the primary goal of the video tutorial?

• To teach how to draw topographic maps

• To determine the elevation of points on a topographic map

• To explain the history of topographic maps

• To discuss the uses of topographic maps in navigation

What is missing from the topographic map discussed in the video?

• A legend

• Elevation markers

• A map scale and compass rose

• Contour lines

How is the contour interval determined on the map?

• By using a compass

• By estimating based on the map's color

• By counting the number of contour lines between index contours

• By measuring the distance between contour lines

What is the contour interval on the map?

• 150

• 100

• 200

• 50

What is the elevation of Point A?

• 1200

• 1700

• 1000

• 1500

How is the elevation of Point B determined?

• By estimating based on nearby index contours

• By measuring the distance from Point A

• By using a ruler

• By using a GPS device

What is the elevation of Point C?

• 1700

• 1200

• 1000

• 1500

What is the estimated elevation range for Point D?

• 1000 to 1100

• 900 to 1000

• 800 to 900

• 1100 to 1200

What is the estimated elevation range for Point E?

• 1500 to 1600

• 1300 to 1400

• 1400 to 1500

• 1600 to 1700

What will the next video in the series discuss?

• How to use a compass with a topographic map

• How to find water sources on a topographic map

• How to draw contour lines

• How to estimate slope steepness using contour lines