| Category | Format | Size |
|---|---|---|
| People's Education Edition Geography for Grade 7 Volume 1 | pptx | 6 MB |
"Interpretation of Topographic Maps" Earth and Maps PPT Courseware 5
Description
"Interpretation of Topographic Maps" Earth and Maps PPT Courseware 5
learning target
1. Be able to identify peaks, ridges, and valleys on contour topographic maps, interpret the steepness and gentleness of slopes, and estimate altitude and relative height, etc.
2. Will identify five main terrain types on terrain maps.
1. What is altitude and relative height?
2. What are the altitudes of places A and B respectively?
3. What is the relative height of A and B?
Reading contour topographic maps to solve problems
Which is easier to go up the mountain from B and C to point A?
Why?
C Because the slope from C to A is gentler than from B to A (the contours are sparser)
What point is located on the ridgeline?
Read "Contour Topographic Map of a Place" and answer the questions.
(1)The altitude of point A is ________ meters.
(2)The terrain part at B is ________.
(3) Among the three rivers ①②③ drawn in the picture, there is an error. It should be ________(fill in the number).
1. On a contour topographic map, the denser the contours are, the more dense the contours are (D)
A. Relative altitude (value) B. Low altitude
C. The slope is gentle. D. The slope is steeper.
2. Which of the following represents the valley?
3. Among the four pictures A, B, C and D below, which one can reflect the "steep cliff"
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For more information about the "Interpretation of Topographic Maps, Earth and Maps" PPT courseware, please click on the "Interpretation of Topographic Maps ppt Earth and Maps ppt" tag.
"Interpretation of Topographic Maps" PPT download:
"Interpretation of Topographic Maps" PPT Download Part One: New Lesson Knowledge 1. Introduction of New Lessons Xiao Ming competed with TOM to climb Mount Tai. The smart TOM quickly climbed to the top of the mountain with the help of a map. Does anyone know what map it is? They faced Mount Tai from the foot of the mountain to the top...
"Interpretation of Topographic Maps" PPT courseware:
"Interpretation of Topographic Maps" PPT courseware Part 1: Learning objectives 1. What is the definition and calculation of altitude and relative altitude? 2. What is the definition of terrain? What are the five common types of terrain and their characteristics? 3. Identify the slope size and cliffs, peaks, saddles, mountains...
"Interpretation of Topographic Maps" PPT:
"Interpretation of Topographic Maps" PPT Part One Content: New Lesson Learning The vertical distance between a certain point and another point is called the relative height. The vertical distance between a certain point and the sea level is called the absolute height, which is the various ups and downs of the altitude surface. Collectively called terrain. Five kinds of ground...
File Info
Update Time: 2024-07-01
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