The clinometer is an optical device for measuring elevation angles above horizontal. Image exploring the northern lights 2 this series of activities will help students understand how the northern lights work, what causes them, and how to observe them. We are going to make a clinometer and use it to measure angles of elevation from our line of. Rearrange individual pages or entire files in the desired order. The clinometer to measure slope info sheet nrcs caribbean area. Mar 20, 20 a fun 3 lesson activity to use after the introduction of trigonometry although it only uses tan. Through a series of math and reading activities, students will learn. Cbse mathematics activities and projects for class x.
As nouns the difference between inclinometer and clinometer is that inclinometer is an instrument that displays the angle of an aircraft relative to the horizon while clinometer is an apparatus for measuring a vertical angle, a slope, or the height of a large object eg a tree. Pdf to clinometer app free download excel converter. The suunto clinometer is used to measure a points degrees from horizontal and a surfaces slope in percent or slope angle. Oct 26, 2019 a clinometer, also called a declinometer or an inclinometer, is an instrument that measures vertical slope, usually the angle between the ground or the observer and a tall object. Now measure the height of the flood lights at the all weather pitch. Compass clinometers are fundamentally just magnetic compasses held with their plane vertical so that a plummet or its equivalent can point to the elevation of. Dec 07, 2018 clinometer clinometer is an instrument that measures vertical slopes, usually the angle between ground or the observer and a tall object.
Clinometers for measuring tall objects inside mines. This lesson can be used without the mechatronic clinometer, just do part i of the lesson. In this activity you and your students will build a clinometer and learn how to use it to determine the height of an object. First, have students pair up and choose a tree to measure. The motion range is 90 degrees, so it is possible to use any side of your device. It can be used for simple applications like aligning a frame as well as for more sophisticated fields of applications where an arbitrary slope needs to be measured exactly. The clinometer is a small, light weight but strong and easy of use instrument. One kid will be the pencil holder, who estimates the tree height and the other will stand near the tree, and later pace out the measurement. I read the angle from the clinometer, asking students to imagine this angle from the horizontal. Attach a length of string or thread in line with the 90. Clinometer we can use the tangent of right triangles to easily measure the height of tall objects.
You may want to put a finger on the red dot to remind you that this is the line of sight you are following to the top and bottom of tree. Use one eye to view the distant object and the other to see numbers through clinometer lens. It is not feasible to measure the height of a tall object by running a tape measure along its length and so we must measure it indirectly by using mathematics. In this activity we will investigate how steep they are. Pdf to clinometer app free download excel converter is a utility for converting a pdf file to an excel. Tree heights using a clinometer and tape every suunto clinometer incorporates two of five possible scales. If you have some time on your hands to explore microcontrollers, take a look at the materials available at. A fun 3 lesson activity to use after the introduction of trigonometry although it only uses tan. The clinometer to measure slope info sheet the clinometer to measure soil slope information sheet. This provides important details of road building for the grade of a slope for use by. Hold the clinometer near your eye with red dot pointing away from you. Topographic or topo scale labeled 166 at both ends where 45 66 units. Percent scale labeled % at both ends where 45 100%. A clinometer is a tool that is used to measure the angle of elevation, or angle from the ground, in a right angled triangle.
A clinometer is a useful piece of equipment for measuring angles and calculating approximate heights. The precision is adjustable up to 3 decimal places using toolbar menu or settings screen. Record the number from the righthand scale that corresponds with your line of sight at the top of the tree. To do this we will build a specialized device called a clinometer using a protractor, straw, string, and a weight. Use a tape measure to measure the height of your eye. Use measure the horizontal distance from the base of a vertical tree or the position directly beneath the tree tip of a leaning tree to a location where the required point on the tree e. Follow the directions below to create your own clinometer. Use of the clinometer with a specific mathematical formulaheight x distance x angleassists geologists to assess the height of a tree or a mountain. To begin a simple activity, scholars view a video of someone using a clinometer to find the angle of elevation to the top of a building. The clinometer activity is based on a presentation given by micheal palmer at the 1987 invitational summer institute of the northern california mathematics project. This pdf includes an organized list of the sections along with links to all. Indirect measurement with a clinometer grade 812 name.
Clinometer activity select three objects within the school grounds to measure. A simple, or fixed angle, clinometer requires plenty of room to walk back and forth when measuring an object. The activity is a math lab, where students measure distances and angles of various items and use a clinometer to determine the height of the objects. After giving students some time to solve the problem, they share out their answers, almost always giving me an unreasonable answer. Yarn about a rulers length for each student tape or glue. Look through the level clinometer until you see the scale reads 0 on both sides. Without moving your head, tilt the clinometer down to the base of the tree. Mechatronic clinometer nyu tandon school of engineering. Way more information than you ever wanted on how to fell a tree. Project activity trigonometry free pdf file sharing. A clinometer is a simpletomake instrument which lets you estimate the height of an object building, tree, flag.
Using clinometers to measure features around the school lesson 3. You can find the program and explanation in the following. Chapter 6 also discusses how to use the compass as a protractor to take a bearing from a map. In the diagrams, indicate which measurements your team made and show all of the appropriate calculations. Slope measurements, however, require that both observer and target be a constant height above the ground.
The students should practice these activities and projects to gain perfection which will help him to get more marks in cbse examination. The clinometer has a small hole used to read the soil slope in degrees scale left side and the equivalent in percent scale at the right side. Copies of the assignment 1 per pair clinometer activity general pdf or clinometer activity general doc copies of the clinometer resource sheet 4 per page clinometer resource page to print. Based on the same pattern as released by cbse every year. It is not feasible to measure the height of a tall object by running a tape measure along its length and so we. How to use a clinometer minnesota department of natural. This measurement is based on the same trigonometric principles described above. Nov 25, 2015 the clinometer is also commonly used by foresters to obtain the percent slope of terrain. As a quick wrap up, i plan to have students practice using their clinometer to determine the height of an x on the wall in the classroom. You can use a clinometer to measure the height of tall things that you cant possibly reach to the top of, flag poles, buildings, trees. May 30, 2016 this professional tool called clinometer is the most precise all you can get with some calculations slope measurement tool for the device using all sides of the device plus the camera. A clinometer is a tool used for measuring angles of a slope, and can also be used to calculate the. A metal tube allows the user to sight the top of an object and a.
A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. This could also be done at the start of day 2 if students need more time to build their clinometers. Surveyors, on the other hand, use this multipurpose instrument for measuring angles in reference to gravity. Students investigate the relationships between angles and side lengths in right triangles with the help of materials found in the classroom and a mobile device. Students make their own tiltometer and clinometer and compare their relative usefulness in earthquake measurement. By definition, a clinometer is an optical device for measuring elevation angles above horizontal angles of elevation. There are two versions of this activity, a simple one and an advanced one which uses trigonometric functions.
Using a clinometer lesson plan template and teaching resources. Plan your 60minute lesson in math or trigonometric ratios with helpful tips from tiffany dawdy. We are going to make a clinometer and use it to measure angles of elevation from our line of sight to the. Using all or part of a meter stick or dowel and text books or other supplies, students build right triangles and measure the angles using a clinometer application on an android phone or tablet or ios device iphone or ipad. Todays warmup question is located on page 2 of clinometer project day 1. For todays closing activity students will need a meter stick and completed clinometer. This is an activity to support students in using trigonometry to find the height of items around the school. The answers are provided to the document, trigonometry application.
Browse clinometer activity resources on teachers pay teachers. I then represent this real life situation by drawing a diagram on the whiteboard see launch clinometer activity. Trigonometry via mobile device activity teachengineering. This professional tool called clinometer is the most precise all you can get with some calculations slope measurement tool for the device using all sides of the device plus the camera. Keep both eyes open and align clinometer cross hairs with distant object. Emphasis is placed on using the clinometer to determine the height of an object as well as using it to determine your latitude. Find clinometer lesson plans and teaching resources. How aurora are described by scientists and by other students reading. Refer to chapter 6, navigation and field mapping, for information on using a compass with a map. It can be used for simple applications like aligning a frame as well as for more sophisticated fields of applications where an arbitrary slope needs to be. With downloadable 3d files and activity sheets, students will explore the clinometer, a 19th century tool used by scientists, explorers and naturalist.