I have used this smart board presentation to explain contour lines at ks3. Two wellknown examples, where such lines are commonly are height lines on topographical maps, and showing areas with the same pressure or temperature on weather charts. In this worksheet, you will draw two crosssections from the topographical map of mt etna included on page 3. Repeat this procedure for every marking until the entire mountain is covered with water. Contour lines contour lines connect places of equal altitude contour lines depict various landforms on a map by reading the contour lines we can determine what the terrain in an area looks like. How do latitude and longitude coordinates help us see patterns on earth.
It is, however, unlike outline, which only states the outside edge of an object defining difference between positive and negative space. Each contour line joins points of equal height above sea level. The contours form patterns that show you how steep the slopes are. Contours are lines on a map that join the same height. The answers to these questions are to be found in the geomaps sections of the atlas. A lecture followed by a worksheet activity with maps. How do latitude and longitude coordinates es0303 help us. Inspiring vertical tracing lines worksheets worksheet images. From each mark, indicate the vertical height with a dot on a. See 10 best images of vertical tracing lines worksheets.
Contour lines in art show only the outermost silhouette and the important inner shapes of any. Observe the lines, shapes and contours of the shoe. G 7 g 8 g 9 4 activity 3 this can be done as a game in which learners try to find information in an atlas. The coordinate value for each grid line can be found along the edge of the map.
Contour lines on a map illustrate the height of places. The homework sheet was made to be simple enough for year 7 mixed ability classes to complete indenpendantly whilst. Distribute the contour lines worksheet to students and have them work individually. Points on one side of a contour line are or than points on the other side. During the map skills unit of work and later in your secondary school geography career, it is a good idea to regularly check back here and try to keep your new found skills up to date. Interpolation is required because contour lines are lines of constant elevation and the station elevations that are measured in the field seldom fall on. Contour lines are spaced by contour intervals and represent areas on land that lie the same distance above sea level, taken to be zero feet 0 by convention. Contour lines represent the shape and elevation of the land, such as ridges, valleys, and hills. The main characteristic of such maps is the representation of the threedimensional terrain or relief of the. Nov 16, 2009 i have used this smart board presentation to explain contour lines at ks3. A contour line is a single, clean, incisive line, which defines edges. Also includes short practice on latitude and longitude location.
Find contour lines lesson plans and teaching resources. These heavier contour lines are known as index contours, because they generally have elevations printed on them. Some of the worksheets displayed are topographic maps and countours, topographic map work, misp topographic maps work 2, topographic mapping skills, grade 9 mapwork, name date period making a contour map i, grade, topographic maps. G 7 g 8 g 9 3 how to use an atlas in the classroom an atlas does not only contain maps, it also has a great deal of geographic information.
Enter your results below note that there may not be contour lines to fill all the blanks. Plot the elevation along line ab by marking with a each point where a contour line is. Use the rules of contours to draw your contour lines correctly. Make copies of the contour lines worksheet for your students and locate the contour lines answer key at the end of this activity writeup. This website and its content is subject to our terms and conditions. Contour interval refers to the difference in height, example they are drawn at every meters. Contour drawing exercises help students to connect what the eye is seeing with what the hand is doing. Is the creek flowing into or out of pikitigushi lake.
The top of this drawing is a contour map showing the hills that are illustrated at the bottom. An introduction to contour lines teachit geography. Start drawing your contours in the southwest corner of the map. Generating contour lines using different elevation data. They are also asked to interpret the gradient of slopes and measure altitude on a map. Use symbols to identify other features on the contour map of your area. Data displayed by latitude and longitude coordinates reveal geographic patterns. Two practice maps for drawing contour lines, including questions. They are also asked to interpret the gradient of slopes and measure altitude on a. Then, pupils use a ruler to draw lines as on the graph to the side.
Topographic maps topo maps and contour lines introduction. Contour lines activity develop students map reading skills with this earth science worksheet. Extracted linework should only be used for estimating and rough volume. Definition a contour line is a line that passes through points having the same elevation. Along plane surfaces, contour lines are straight and parallel. Pdfimage has already been calibrated and positioned via georeference file, scale, matching points, or position on the image. It is not recommended to use rasterized pdf content for design purposes. Section 4 maps in earth science key concept topographic and geologic maps include detailed information about earths surface and composition. Each point is a position where the elevation has been determined. Dont forget the little details, such as shoelaces, the. They also help us obtain information regarding the steepness of slopes, along with the direction which the land is sloping. Contour lines or isolines are used when plotting a function.
Students will demonstrate their basic understanding of how to read a topographic map. Tes global ltd is registered in england company no 02017289 with its registered office at 26 red lion square london wc1r 4hq. Once you find your worksheet, click on popout icon or print icon to worksheet to print or download. See more ideas about line lesson, contour line and art lessons. Contour used to define edges divide space used to separate areas in an image decoration used to adorn or embellish. The homework sheet was made to be simple enough for year 7 mixed ability classes to complete indenpendantly whilst still recapping what we did in class. They examine a contour map given of how the crater would look from above. Display the usgs topographic map symbols pdf for students. That means that if you were to precisely follow the path shown by a contour line which is often but not always a closed loop your elevation would not change at all even as the scenery around you likely varied considerably during. Tracing vertical and horizontal lines machine sewing practice sheets subtraction with regrouping worksheets exercise coloring pages exercise coloring pages. Contour lines can be drawn for any elevation, but to simplify things only lines for certain elevations are drawn on a topographic map1. Topographic maps provide a detailed represention of the natural and manmade features of the earths surface. Teachers guide chapter 3 internet investigation investigation overview. This will be really useful to you over the course of your work on understanding maps.
Introduction to contour maps national geographic society. It includes information on the front about different lines, such as. Contour lines worksheets topographic maps by david kennedy. After reading a paragraph about contour lines, students will use the topographic maps in this printable to answer questions about elevation, flood plains, and sinkholes. Readingunderstanding topographic maps school of forest resources goals for the lesson students will gain an understanding of topographic maps. For summits or depressions, contour lines most close upon themselves. May 11, 2014 this website and its content is subject to our terms and conditions. The elevation between any two adjacent contour lines of different elevation on a topographic map is the contour interval. Showing top 8 worksheets in the category contour lines. Using a contour interval of 10 m, determine the contour lines necessary to accommodate the maximum and minimum elevations.
All points along the same contour line are at the same elevation above sea level. Emergency lesson the school system in anchorage has a pdf online for emergency art lessons. Contour line drawing is a great place for an aspiring artist to begin. See how much you know about the role of contour lines in art with an interactive quiz and printable worksheet. Concentrate and draw all of the lines you see on the shoe.
An introduction to contour lines a worksheet aimed at testing students ability to recognise a ridge, hilltop and valleys. Have students read the contour lines at the bottom and top of the highest place in your area. I also made a free youtube video teaching how to draw isolines. Contour lines are useful because they allow us to show the shape of the land surface topography on a map. Draw a line between the two points bounding the desired profile area. Imagine a land surface inundated by the sea to a depth of 100 feet 30. Challenge sheet 1 contours which of the contour shapes on the left match the profile shapes on the right. Often every fifth contour line is heavier so that you can count by five times the contour interval. All the points where the function has the same value are connected. Topographic maps show a universal transverse mercator utm grid, allowing the user to. Readingunderstanding topographic maps school of forest. Features of contour lines are helpful in plotting and interpretation of several features in the map. Understanding contour lines topo maps just look like a childrens drawing if you dont know what contour lines are.
Representing heights on maps professor keith clarke contours on maps. Using the worksheet and contour lines powerpoint slides to model, explain to the class how to make a. Geographic patterns can be difficult to interpret in tabular form. Imaginary line joining points of equal elevation above or below a datum contour lines have a specific contour interval interval is the vertical distance between contours ci is a. Contour line, a line on a map representing an imaginary line on the land surface, all points of which are at the same elevation above a datum plane, usually mean sea level. Create a contour map by tracing the contour lines from the plastic overlay onto. B contours of a plateau a b m 0 100 200 300 400 500 a b 500 400 300 200 100 3. Contour lines on maps represent lines of constant height, and all points on a line same height. In this geography worksheet, learners identify the wolf creek crater and how it was formed. Generating contour lines using different elevation data file. It has contour lines to show the shape and elevation of the land. The thin brown lines snaking around a topographic map are called contour lines.
Chapter 2 reading topographic maps and making calculations. Key concepts latitude and longitude coordinates make it possible to specify precise locations on earth. Topographic map reading worksheet use the following topo. Topographic maps show contours, elevation, forest cover, marsh, pipelines, power. Characteristics of contour lines, contouring, assignment help. Generating contour lines using different elevation data file formats p. The unadulterated version of the cover image for this book. Lines are an essential element of art, and artists from giotto to picasso used contour lines to define space and emphasize different aspects of their subjects. It maps what the crater would look like if viewed from directly above. Have them subtract the lowest number from the highest to figure out the height of that landform. Contour lines show 3d information on 2d representations topo. Vertical horizontal diagonal dashed zig zag curved shading with hatching and cross hatching contour lines cross contour lines line quality. Imaginary line joining points of equal elevation above or below a datum contour lines have a specific contour interval interval is the vertical distance between contours ci is a function of scale and units. Contour lines at different heights cannot cross each other.
For example, if your map uses a 10foot contour interval, you will see contour lines for every 10 feet 3. On this map, the vertical distance between each contour line. Contour line shoe drawings by 3rd and 4th graders art is. Cross contour lines may be horizontal or vertical, or both, but always describe the form. They are sometimes called level lines because they show points that are at the same level. This vertical spacing is referred to as the contour interval. Contour lines are perpendicular to lines of steepest slopes.
How do latitude and longitude coordinates es0303 help us see. These elevations are chosen to be evenly spaced vertically. Tes global ltd is registered in england company no 02017289 with its registered office. From each mark, indicate the vertical height with a dot on a scale. What you will learn contour lines show elevation and landforms by connecting points of equal elevation. Rule 5 contour lines are closer together in steep terrain and farther apart in flat. Is the elevation in feet, meters, or something else. Contour line simple english wikipedia, the free encyclopedia. Crosssections are constructed using the contour lines on a topographic map. Contour lines worksheets topographic maps by david.
What is the elevation at the point on line ab where it crosses snapper creek. Topographic maps and countours illinois institute of. Interpolation interpolation drawing contour lines to produce a topographic map requires the ability to interpolated between points. Could be used as paperandpencil lab, inclass worksheet, or homework assignment. The diagram on the left is a view from the side cross profile view such as you would see from a ship offshore. Northing values can be read along the east or west edges of the map and easting values can be read along the north or south edges of the map. Colors and symbols are used to represent other features on the land. Line a line is a mark or stroke that is long in proportion to its width. In order to keep things simple, topographic maps show lines for certain elevations only. A single contour line can not lie between two lines of higher or lower elevation. Mapzone is a brilliant map skills site to visit, with exciting online games, free maps, wallpapers, competitions and a fascinating trivia section, all from ordnance survey the people who make the maps. Topo maps just look like a childrens drawing if you dont know what contour lines are.
424 180 86 962 1010 1573 458 1406 315 803 1168 1125 1526 1361 143 983 284 1046 11 568 1103 18 917 585 511 476 583 1408 713 1189 628 900 1574 322 1361 492 247 227 330 1189 233