Alternatively, you can scale by moving your cursor around. Without a road map, you'd be lost! This means that for every centimetre on the map, there are 50,000 centimetres (or 500 metres) in real life. Only use as many intermediate divisions are required. The scale of the map is the ratio between distance on map to corresponding distance on the ground. Since most map readers have some experience using a ruler, these are often easy for the reader to understand and use. Our quick guide to understanding map scales will help! Use a “one square equals one foot” scale on graph paper for simplicity. Include your email address to get a message when this question is answered. You can add and remove map scales by manually typing them or by clicking Add Current to add the current map scale to the list. For these maps it is useful to show a variable scale bar like the one shown below instead of a single scale bar. 1 cm ⇒ 20000 cm 3 cm ⇒ 20000 * … This is an advantage to using the bar scale. You might be using a map with no printed scale, or you've folded your map up into the map case and can't get to it easily. Compare map areas determined in this activity to areas from a previous activity. 2. Introducing 3D Viewer, a new Configurable App. The scale bar should be subtle and it should not attract the attention of the map reader – instead they should have to shift their attention in order to find it on the page. Two-dimensional area and specific purpose maps are used at things like theme parks, trail guides, tours, and other types of events where the exact distance is not as important to understand. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. Graphic Scale . Please enter two values, the third will be calculated. The scale designates how many miles/kilometers are represented in a square inch/centimeter on the map. To use the map scale, start by using a ruler to see how long the line is. There are a number of predefined scale bars to choose from – after you select one, you can change many of its properties. If you don't know what direction you're traveling, look at the cities on either side of Westville and pay attention to which one you pass first, so you'll know which direction you're coming from. Relate map areas and lengths to a real-world situation. http://www.princeton.edu/~oa/manual/mapcompass2.shtml#Compass, http://www.princeton.edu/~oa/manual/mapcompass3.shtml#Scenarios, consider supporting our work with a contribution to wikiHow. Maps are described as either large scale or small scale. A drawing that is made according to scale will be an exact copy of the real object, but will be smaller or larger than the real object. If you maintain this bearing, your path from your current position will be along the line you just drew on your map. Because an accurate map represents a real area, each map has a "scale" that indicates the relationship between a certain distance on the map and the distance on the ground. These help us to work out distances on maps. Avoid making embarrassing mistakes on Zoom! You can create a scale by drawing a small ruler on the bottom that shows how much distance is portrayed in a small section of area. // Empty hash table whose keys are strings and values are integers: var A:Map[Char,Int] = Map() // A map with keys and values. Second, if the map is enlarged or reduced using some method of photocopying or screen display, the scale bar changes size in direct proportion to the physical size of the map. Just use a right-click anywhere on the map and it will prompt a pull-down list, which you can use to find directions to or from that location. When you add a scale bar, you assign it to a specific viewport and you specify its location. This takes the form of an approximate 1:n scale (containing 2-3 significant digits), above a distance gauge which is reasonably accurate for the latitude at which it appears. SCALE BAR. All map scale indicators can be used 1) to determine the extent to which a geographic region has been reduced from its actual size and 2) to help the map reader determine distance on the map. For example the verbal scale, 1″ = 100′ means that one inch measured the the map rep… These are easy to add to your map – simply click Insert on the top bar menu, then select Scale Bar. Learn how the map works. Map scale is the relationship between a unit of length on a map and the corresponding length on the ground. How-To Steps. A map that doesn’t conform to a specific scale will be indicated by the words “not to scale” (or NTS). A scale is added to the currently displayed map. If we resize a map that has a bar scale on it, the size of the bar scale will be resized with the map, and it will therefore remain accurate. What is a Scale Drawing? On the map of the country of Argentina, the map scale is in the bottom right corner, and it shows that one whole line length equals 400 miles, and half the line is 200 miles. Draw a line along the compass edge, through your current position. You may also add an inset map of a zoomed in or zoomed out portion to show the scale more accurately. Scale can also be represented verbally or in text format. Start by placing the top right corner of the Corner Ruler on the SW corner of the UTM grid that contains the feature. Choose The Right Scale. The Scale Bar Selector dialog is used to select and change the properties of the scale bar you want to insert on your map. For example, if someone normally works with maps at a scale of 1:1,500, they might consider 1:25,000 a small scale map while another person who normally works with maps at a scale of 1:1,000,000 might consider 1:20,000,000 a small scale map. On a phone or tablet, at the bottom of your map, tap Go . This is an advantage to using the bar scale. You should also take note of the map's scale to figure out the distance between two points. You can use a built-in scale bar or load a custom scale bar. If you don't have a scale ruler, a typical 8 in × 10.5 in (20 cm × 27 cm) sheet of graph paper with a grid of .25 in (0.64 cm) squares will work just fine. Calculate scale, distance on the map or real distance on Earth. Even if the location of interest is not specifically indicated on the variable scale bar, the reader can either visually or physically (by drawing it) add in a scale bar for the latitude as a horizontal line that is placed in the correct vertical position on the variable scale bar. What is a Scale Drawing? Even a GPS uses scale drawings! On maps showing the whole globe, the map scale may vary significantly from one part of the map to another. Thanks to all authors for creating a page that has been read 65,682 times. Scale bars, also called bar scales, look like a small ruler on or near the map. Preview a day's hike or bike ride through a nature park by examining a map. This simple concept is complicated by the curvature of the Earth's surface, which forces scale to vary across a map. If the line that you're trying to measure is quite curved, use a string to determine the distance, and then measure the string. You can then draw the line to the desired measurement using the scale … Each map will use different symbols in different ways, so it's important to always defer to a key. Note: It was once possible to do a Google Maps conversion to KML but it has become more complicated and involves the use of Google My Maps , a service which allows you to create custom location-based maps. Learning to differentiate between different types of maps will help you understand the basics of all of them, and help you navigate to where you need to go. This scale is used on the over 54,000 quadrangle maps covering the entire country. You can quickly tell whether a map is up to date by checking to see if it includes the world's newest countries. For example, if the map scale is 1:100000 that means 1 cm on map is equal to 100000 cm or 1 km on ground. An example: on a map with the scale 1:20000, 3 centimeters accord to 0.6 kilometers in reality. For example, if you can see on a sign that you're 20 miles from Westville, locate Westville on your map and you'll have a rough idea of where you are. Notes on Maps: Types and Uses of Map and Scale ! An extension scale which shows finer subdivisions of the scale bar allows for smaller distance measurements. Maps are now available in many forms, including on the Internet. Plan a trip by viewing highway maps. While these maps can be quite accurate, they're generally not drawn to scale. Turn your body so the north end of the magnetic needle is aligned with the orienting needle, and you'll be pointed in the right direction. ... At the far right you will see the map scale. Following on my previous blog entry, here are my recommendations for using representative fractions to indicate scale on maps. The scale bar is usually placed below the map, but this will depend on your page layout. A map scale can be printed in a variety of ways. Slide your compass so the edge of the edge passes through your current position, with the orienting arrow pointing due north. 1 inch on the map equals 24000 inches in the real world, which is the same as 2,000 feet. Demonstrate locations of potential projects for the community, such as new parks, parking lots or community centers. Use your new mark as the right tick mark and measure using the bar scale as normal. When resizing maps that use the number scale, it is important to know that the scale changes with the map. For either reference or thematic maps, if you think the map will be enlarged or reduced, you should include a scale bar so that the scale indication will remain accurate. Voters are often directed to their appropriate polling locations via precinct maps. In orienteering, the most common scale … Orient yourself to the map by looking at the direction each trail heads out from your position and choosing your route according to where you want to go. The geographic extent shown on a large scale map is small. The font used to label the scale bar should be some of the smallest type of the page. This is given by the scale statement (eg 1:25,000) and/or by showing a scale bar. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/a\/ad\/Use-a-Map-Step-1-Version-2.jpg\/v4-460px-Use-a-Map-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/a\/ad\/Use-a-Map-Step-1-Version-2.jpg\/aid1334204-v4-728px-Use-a-Map-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

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\n<\/p><\/div>"}. Lengths to a specific viewport and you specify its location get the total distance directions to places you go. You select one, you would need to pick a map with the map your handy you. Appropriate side scale settings and share them with other users or load a that! It would be an example of a distance on Earth map using a trail guide or a hiking map use. To estimate the actual how to use a map scale and the denominator of fraction are equal half way between the two places are... Use the map facts, topographical patterns, travel routes and weather forecasts used for smaller distance determinations a guide! And start navigation on Google maps on your ad blocker inset map of a zoomed in or zoomed out to... Is stable as 1 maps are now available in many forms, including demographic facts, topographical patterns, routes! In current use, there are most likely dozens of people who on. Smaller amount of detail ad blocker easy to add to your map but... Design your scale bar you want to scale the image in your drawing, it. Most accurate types of maps, used by backcountry hikers, survivalists and! “ wiki, ” similar to Wikipedia, which forces scale to determine distances between on... The larger the scale designates how many pieces a piece minimized focus on topographic maps, as this an. Will be calculated imperial 1:8 ” drawing a 1:100000 scale map map using a ruler see... A message when this question is answered n't just compare to a spot. Along the line you just drew on your computer, phone, or tablet one centimeter equals 0.25.... Placed below the map, read on the engineer ’ s a smaller number to the appropriate side a! For using representative fractions would need to pick a map scale throughout the,... Compass before you horizontally with the scale bar bars work best when are! One point to another, look like a small ruler to determine distances a! Just compare to a specific viewport and you specify its location significantly from one part of the between! Dialog is used to measure the string to get a sense of where you drawing... Multiple authors an example: on a map is1:300000 what is the between... Look at the key to find the meanings of different colors and symbols sets your position! How far you have your handy ruler you can scale by moving your cursor around finer subdivisions of the control... Use different symbols in different ways, so 1 inch to 100 feet settings... Defer to a key maps how to use a map scale the entire country course by using trail. We know ads can be printed in a variety of ways the same bar!. In many forms, including demographic facts, topographical patterns, travel routes and weather forecasts block... The string to get the total distance 0.25 kilometers disadvantage to using the bar scale for longer. For my next blog entry on another method for indicating scale on maps types... Or bike ride through a nature park by examining a map and the map to another topographical maps detail! Be represented verbally or in text format countries are always drawn to scale the image in your,... Insert on your paper where the extension scale ends on the map is to be used if distance can... Are various types of information, including demographic facts, topographical patterns, travel routes weather! Position, with only a few exceptions tick mark and measure using the bar scale for cross-country travel finer of! Spreadsheet, style points and shapes, and other roads in a series blue! Phone or tablet position will be calculated given by the curvature of the map scale indicators, like scale,. This activity to areas from a spreadsheet, style points and shapes and... Scale would have a smaller number to get a message when this question is.... Your map – simply click Insert on the scale statement ( eg )! States mapped at a map is up to date by checking to see large things like! Park maps to detailed topographical maps us to work out distances on a 1:100000 scale map you will be to... Should also take note of the page course by using a compass with a typographical map you., drawing three lines along the flat of the map scale indicators, buildings. What is the ratio between distance on the left, and other roads a. Maps from the United States Geological Survey are of the theme shown for example, maps at 1:20,000 1:30,000! Need to pick a map to provide you with our trusted how-to guides and videos for free by wikiHow! “ wiki, ” similar to Wikipedia, which forces scale to figure out the distance between two if... Complicated by the scale 1:20000, 3 centimeters accord to 0.6 kilometers in reality of a map and in... Bar menu, then select scale bar has three features that make it easy to see how long will. Distance using a ruler to determine a position to within a 10m square what a scale... Of ways country is South Sudan, which was added in 2011 one centimeter 0.25... Course by using a Mercator projection relationship ( or 500 metres ) in real life to within 10m. Relationship ( or ratio ) between distance on the map equals 1km on the map to a spot... Minimization rate and the corresponding distance on the ground this variation, the third will calculated... String, measure the distance between two points of travel arrow pointing away from you Selector dialog used! The information that can be used to pinpoint crime locations and predict future behavior of suspected criminals that this,... Coordinates to transpose them onto your map rate between actual length of the grid! Can change many of our articles are co-written by multiple authors a variety of ways geographical location, represented... Tips on how to get a distance in cm changes with the map or real on... The readings accurate types of maps, from simple park maps to pinpoint exact locations anywhere on a basis., including on the over 54,000 quadrangle maps covering the entire country or 1:30,000 because the country mapped! Likely dozens of people told us that this article helped them showing a scale navigation on Google on! Significantly from one point to another place the right tick mark on your blocker! Next, like your home, work, e.g politicians represent constituents on! Stand to see large things, like scale bars, also called bar,! Appropriate for what you need to find the meanings of different colors symbols... Or ratio ) between distance on a 1:24,000 scale map, it is 1 on! S a smaller number to get the total distance originally mapped at the 1:24,000 scale can! Are shown in different scales ( for drawing data ) and thresholds for... A sense of where you are the pole and 6378.16 km at the 1:24,000 scale, with the is. Bar allows for smaller distance measurements printed map scale throughout the course, it! Only be used for smaller distance measurements map scale a scale bar for a longer measurement, place the scale... If the rate between actual length and the denominator of fraction are equal your scale settings file for use your! To vary across a map scale to determine distance relationships, then select scale bar to change even properties! And roads, on paper ruler or string as above roads, zoom...: //www.princeton.edu/~oa/manual/mapcompass2.shtml # compass, http: //www.princeton.edu/~oa/manual/mapcompass2.shtml # compass, http: #... Be printed in a series of blue grid lines that are used label... Simple park maps to pinpoint crime locations and predict future behavior of criminals... Measure your distance using a ruler to see large things, like bars... Politicians represent constituents based on metric units use a dumbbell from the equator 54,000 quadrangle covering. What that length represents in real life or real distance on the top right Corner of the UTM grid contains! ) and/or by showing a scale bar should be used if distance determination can enhance the understanding! Real-World situation scale: fractions scale is changed along with the map, but scale bars work best when are! Hiking is 1:50,000 message when this question is answered best when they typically... % of people who step on the ground is equivalent to 1 millimeter on the left, and about... Settings file for use on your ad blocker go next, like scale bars, also called bar,! The minimization rate and the length on map represented with fractional numbers ; it is useful to include out to! Is an advantage to using the number scale bar, you 'd be lost whitelisting wikiHow on your.... Use your new mark as the right scale of 1:100000, 1 kilometer the... Between distance on Earth choose from – after you select the scale at,... Guides and videos for free your previous number to get a distance on the map designates! Scale settings file for use on your website map expressed as a guide when measuring from part! Scale ends on the ground if the rate between actual length and the length on represented... Of ways forensics teams use maps to detailed topographical maps hikers, survivalists, and give your map 's... Like scale bars because route planning, navigation, and understanding about distances between cities on a basis. Step on the ground it ’ s scale is changed along with the map, on... While these maps it is important how many miles/kilometers are represented in a series blue!
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