Q. Description. below cuts the mountain at equal intervals of elevation. Betwe View the full answer Transcribed image text: What is the contour interval for the figure below? To show different features of Earth's surface. Because the stream flows south, contour a, which lies downstream of contour b, must be the lower of the two. Course Hero uses AI to attempt to automatically extract content from documents to surface to you and others so you can study better, e.g., in search results, to enrich docs, and more. A contour map consists of contour lines of a given geographical region. d. Is the elevation of waypoint D > or < waypoint C? Answer: B. backward or by clicking on the arrows above and below the eye in the upper (2 pts) What is the gradient between Garibaldi Lake and Mount Price? on the paper the exact place where each contour, stream and hill top crosses A contour interval is the vertical distance or difference in elevation between contour lines. For 1:25 000 scale maps the interval between contours is usually 5 metres, although in mountainous regions it may be 10 metres. To determine the elevation of a point on a topographic map: The highest point of the rim of the crater is about 350. Show that the streamlines of \nabla \varphi are orthogonal to the level surfaces of \varphi. Search for the "Washington Monument" and zoom into 3000 feet eye altitude. What type of drainage does this appear to be? Generally, there are totally distinct contour intervals for various maps. which of the above geologic events is fifth in the sequence. Make sure to zoom out to get a good view of the relevant features. For producing a detailed study of We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739. To keep the contour map simple and easy to read, not every contour line is marked with its elevation reading. 3. examine the unconformity shown in figure 1.10. what type of unconformity is this? Widely separated contour lines indicate a gentle slope. 31. of paper along a line across the area where the profile is to be constructed. The horizontal map distance measures 0.5 inches. Step 2. 8,194,375 years to sink. A topographic map may or may not include shaded relief to help visualize steep slopes. As an example, 50m. The contour interval (height difference from one contour line to the next) on the 500 mb height map shown above is 3 decameters (abbreviated as 3 dam) or 30 meters (abbreviated as 30 m). This plate boundary isn't as simple as the previous examples, meaning another nearby plate boundary directly influences it. Select the correct answer(s) from the questions below: The horizontal distance between points A and B can be measured with a scaled ruler and used to determine the slope percent. Slope Worksheet- Use the information from the example above and complete the slope worksheet. Creating Melodic contour is the shape and sequence of movements of a melodic line. Use the slope percent equation and solve. Determine the height of Mount Price. The image to the left shows a perspective view of a river mouth at the head of a valley between a steep cliff (to the left) and a smoother slope (to the right). Definition of Contour: A contour or a contour line may be defined as the line of intersection of a level surface with the surface of ground. What is the relief of the area in the map? Joyce McBeth; Karla Panchuk; Tim Prokopiuk; Lyndsay Hauber; and Sean Lacey, 1.3 GEOLOGY & RESOURCE MAPS FOR CANADIAN PROVINCES & TERRITORIES, 1-E1 LAB EXERCISES CANADIAN GEOLOGY & MINERAL AND ENERGY RESOURCES, 1-E2 LAB EXERCISES REGIONAL GEOLOGY & MINERAL AND ENERGY RESOURCES, 2-E1 LAB EXERCISES MINERAL IDENTIFICATION, 3.5 IGNEOUS ROCK FORMATIONINTRUSIVE VS. EXTRUSIVE, 3.6 LAB EXERCISES IGNEOUS ROCK IDENTIFICATION, 4-E1 LAB EXERCISES SEDIMENTARY ROCK IDENTIFICATION, 5.4 LAB EXERCISES METAMORPHIC ROCK IDENTIFICATION, 6.7 LAB EXERCISE CHOOSING ABSOLUTE DATING METHODS, Answers to Practice Lab Exercises in section 7-E1, 8.6 GEOLOGIC STRUCTURES CREATED BY PLASTIC & BRITTLE DEFORMATION, 8-E5 EXERCISES COMPLEX GEOLOGICAL MAPS & CROSS-SECTIONS, 9-E1 LAB EXERCISE LOCATING AN EPICENTER, 9-E3 LAB EXERCISE HISTORICAL EARTHQUAKE, 10.3 STREAM GRADIENT AND THE CYCLE OF STREAM EROSION, Introductory Physical Geology Laboratory Manual First Canadian Edition (v.3 Jan 2020), https://pub.data.gov.bc.ca/datasets/177864/pdf/092G/092G095.pdf, Next: Extra Practice Question on Topographic Maps, Introductory Physical Geology Laboratory Manual First Canadian Edition (v.3 - Jan 2020), Creative Commons Attribution-ShareAlike 4.0 International License. If the numbers associated with the contour lines are decreasing, there is a decrease in elevation. At what depth will the dry mantle rock at point X begin to melt if it is uplifted closer to Earth's surface and its temperature remains the same? Contour lines that are close together show what type of slope? in Figure 9.4, what is the elevation of the intersection of U.S. Route 1 and Maine Route 6 in Topsfield? In the context of evolution through natural selection, explain why multicellular organisms have specialized exchange systems and surfaces. USask GEOL 121 Rock & Mineral Quiz Information, 8. Based on the assemblage of organisms (A-I) in this sample, what is the age of this rock? BIOMEDICINE: Digestive System | Description o. Write your answer in feet. Note: the maps used in this lab are in colour and the colours have significance in terms of the symbols and patterns used on the maps it is best to print this lab in colour and from a pdf version. At the point where 2 contour lines would cross would have 2 different elevations which is impossible. When a large area is to be mapped in small piece of paper contour intervals are used. Select the (The benchmarks have an "x" to locate the spot where the elevation was surveyed). Map Example To calculate the vertical exaggeration in the topographic profile shown in Figure 3.6 we divide the horizontal scale by the vertical scale: (\(\frac{\frac{1000\;ft}{1\;inch})}{(\frac{100\;ft}{inch}}) = 10\). (2 pts) What is the ratio scale used on this map? LAB EXERCISE 9.4 Rules for Reading Contour Li, LAB EXERCISE 9.3 Understanding Stream Behavio, LAB EXERCISE 11.2 The Logic of Locating Earth, EXERCISE 9.4: Determining Elevations From Top, LAB EXERCISE 2.10 - Estimating the Amount and, LAB EXERCISE 2.13 - Why Are There More Earthq, LAB EXERCISE 6.9 - Gaining Insight into Depos, EXERCISE 2.1 - Recognizing Plates and Plate B, Chapter 2: Understanding and treating mental, Fundamentals of Engineering Economic Analysis, David Besanko, Mark Shanley, Scott Schaefer. The contour interval is stated on every topographic map and is usually Index contours are bold or thicker lines that appear at every fifth contour line. It is a plane section of the three-dimensional graph of the function f parallel to the-plane. In Figure 9.4, what is the elevation of the highest point on Hunt Ridge (keep in mind step #4 from the first question)? 30 seconds. Given that San Francisco is located on the North American Plate and Los Angles is located on the Pacific Plate, are these two cities getting closer together or farther apart over time? (5 pts) 7. On which date did a flood event have a recurrence interval of 0.5? Locate the state boundary between Nebraska and Iowa along the Missouri River. Upon adding divalent ions, she could regain 70S70 S70S particles, but never 1005 or 1305 particles. 400 D. N a) point A 00 D. N a) point A b) point D c) point B d) point Low gradient and abundant sediment supply. trend up valleys and form a "V" or a "U" where they cross (5 pts) Figure 7-E4 shows five waypoints (A, B, C, D, and E) on a topographic map. The following are general characteristics of contour lines: 1. (5 pts) The following topographic map (Map 7-E3) is from a coastal area and features an interesting geological hazard in addition to the ocean. Line 1 starts with the contour interval, not the projection point. Measure the distance, using bar scale, between the pole in 1400 and 1500 (locations C and D). As a rule, hilltops will be slightly rounded to show a slight increase in elevation to represent the crest of the hill, but be careful not to draw the hilltoptoo high on your graph paper. Contour lines that are far apart show what type of slope? For small contour interval, the money required will also more as the field and office work will be more. What is the elevation of the base of the monument in meters? B. 31? Examine unconformities 1 and 2 indicated in Figure 1.9. The contour interval is 20'. fairmount. elevation of each index contour line. On large-scale maps with a lot of topographical detail, the contour interval is usually smaller, while on small-scale maps with less detail, the contour interval is larger. View Source. example. How are depressions marked on a topographic map? Write out the longitude for each designated point as was done for Point A Write out the longitude for each designated point as was done for Point A A: Longitudes for the given points are explanied below What type of tectonic plates are present? Write your answer in feet. Show your work below. Write your answer in feet. What would happen to the mantle rock at point X if water is added to it? If the numbers associated with specific contour lines are increasing, the elevation of the terrain is also increasing. In the above figure, the dark lines with reading are index contour lines. Using the contour lines, determine the upstream direction of the creek. Absolutley amazing app and would definitely recommend. 19. Use a contour interval of 4 inches. Follow the creek along its path. They also show some features made by people such as brodges. Complete this map by adding in contour lines using a contour interval of 100 m. Draw the contour lines so that they are continuous: they will either continue to the edge of the map or form an enclosed circle. contour (Z) creates a contour plot containing the isolines of matrix Z, where Z contains height values on the x - y plane. contour lines represent steep slopes, conversely, contour lines that are spaced hillslope: Likewise the "40" contour connects depths of 40 ft below sea level and so on. Index contours are bold or thicker lines that appear at every fifth contour line. Streams/Rivers Escarpments/Cliffs The Contour Interval of the above map us 20 Units. The intervals +4tt and 4tt, then, respectively showed intervals ascending and descending from the tonal centre. Look closely at the topography south of highway, and it changes abruptly. Examine the map below to answer the question. For this computation, the rise, or vertical ground distance, and run, or horizontal ground distance, are needed. (1 pt) What is the ratio scale of this map? What approximate discharge would be associated with a 50 year recurrence interval? S waves cant travel through liquids and this depth is where the liquid outer core exists. This means every point on a contour line has the same altitude as that of the assumed intersecting surface. Among other things, a topographic map can be used to measure the average slope The figure above illustrates various topographic features. Generally, there are various contour intervals for the various maps. Comparable to figure 8 D-F in ref. An error message is displayed. The result is expressed in feet per mile (ft./mi.). . What is the dc collector resistance? Therefore the topographic profile in Figure 3.6 represents a profile of the map surface (along the A-B line) that has been vertically exaggerated by 10 times (10X). From the contour map, a profile can be drawn of the terrain. 2009-2021 The Constructor. If the topographic map in Figure 3.6 has a fractional scale of 1:12,000 then 1 inch is equal to 12,000 inches or 1000ft; this 1inch = 1000ft equivalency is for the horizontal scale. Please give your answer in grams/milliliter. Contour lines are used to show elevation on a topographic map. To illustrate what these hills look like in profile (or, how they would look if you saw them while standing on the ground and looking at them from a distance), you can draw what is known as a topographic profile. vertical scales on your topographic profile are not the same. "Contour" actually means "outline" in French, which is where the name comes from. A contour interval is a vertical distance or the difference in the elevation between the two contour lines in a topographical map. Step 3. If you were standing at the washington monument what direction would you need to walk to get to the U.S. capitol building? What is Contour Interval? Therefore, if you print it out in black and white please refer back to the electronic copy to avoid confusion.
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