The faster the glider goes the more lift the wings make. Aug 18, 2004 rc discuss launch and side arm launch gliders have been gaining popularity quite quickly over the past year. It was a division c trial event at the 2012 national tournament and became a fullfledged division c event in 20 and 2014. The launch handles is glider is done time to launch. Elastic launched glider science olympiad student center wiki. Center peak is 30 feet, slopes down towards the sides to approximately 25 feet. The first step is to select the balsa wood for the wing five different launch controller plans. Epsilon35s guide to elastic launched glider this is my. Elastic launched glider trimming a three part video part 1 the glide this video is the first in three parts showing the steps needed to trim a catapult or elastic launched glider often referred to as an elg. Elastic glider 20 3 not legal launch elastic glider 20 4 1.
Mar 07, 2020 science olympiad events at north lake college. Elastic launched gliders are wooden airplanes specifically gliders that are launched by any standard rubber bands. The information below should not be interpreted as an extension of the rules. The wings on a glider have to produce enough lift to balance the weight of the glider. How to make a glider airplane from foam picnic plates. In reality not all of the elastic potential energy goes into the kinetic energy of the glider. Modeling clay, ballast, 6 grams introduction the scimon 20 catapult launch glider was inspired by the elegant simple simon glider designed by k. How to build an indoor catapultlaunch glider for science olympiad. This particular indoor catapult launch glider was originally designed for use in the 20 science olympiad challenge, but it makes a great glider for anyone. Then, i carefully and slowly snapped the balsa to a. How to build an indoor catapultlaunch glider for science.
Elastic launch glider new hanover county homeschool science. You can find free online copies of the current rules for download in the science. Elastic launched glider was a division b event for the 2015 and 2016 seasons. To construct an indoor catapultlaunch glider, you will need the following. Thing details thing files apps comments makes collections remixes. The new stans stuff catalog for 2020 is now available.
For this approach you usually take the planes weight and multiply it by some value 38 or higher to figure out what the pull on the bungee should be. Elastic launched glider trimming a three part video. With the wings folded back, place the glider in the cchannel, and hook the launch notch in the bottom of the glider onto the catapult. If elastic leaves the launcher, timing will end for wkdw aljkw i. Take a wooden dowel rod and cut a notch about 12 centimeters from the top. Sabre next generation hand rubber band launched glider by. This kit includes materials to build 4 gliders as well as thorough instructions, 2 sanding fixtures, a twosided sanding bar, an empty glue bottle to allow mixing model cement and acetone for carbon fiber attachment and precision tips for controlled application. Dec 18, 2012 this is an extremely powerful catapult to launch a glider that weighs barely 1oz. Dec 18, 2012 this balsa wood glider catapults up with wings folded back, wings pop open and it gently glides down. High flyers building a glider with everyday materials ecsite. A nextgen vtailed glider, the sabre follows in the footsteps of the monarch and stratos, but with more efficient aerodynamics, and easier post print adjustment. Easiest way to make the glider turn is to use clay, applied on the wingtip in wich direction you want the glider to turn. Now this is called an elastic launched glider, meaning we are going to launch it with elastic. Mar 15, 2016 part 1 of 3 elastic launched glider trimmingh.
Designed to meet 2020 division b elg specifications. The object of this event is to design, build and test two elastic launched gliders designed for the highest time aloft. Science olympiad elastic launched glider event youtube. There is internal friction within the spring and you can see that the spring has a little vibration when the glider flies off. One way is to launch the plane with a high amount of tension to get the maximum speedheight.
Pdf plans schematics for balsa wood glider download plans for. Take an elastic always store these in the freezer to allow the material to relax and tie it around the dowel, making sure it sits inside the notch. Legal for 20192020 science olympiad elastic launched glider. With the wings folded back, the glider shot into the air using a hand. This simple model that could be useful for students participating in science olympiad. The elastic used in the launch apparatus must be nonmetallic and must be in contact with the ille al glider tluvughoot the launch, apparatus may be constructed by the competitors or completely assembled. As a kid, i remember my dad talking about this seemingly magical balsa wood rocket glider. The elastic used in the launch apparatus must be nonmetallic and must be in contact with the glider throughout the launch. This kit includes materials to build up to 4 conventional gliders as well as instructions to experiment with optional canard configured design.
Stretch the elastic the desired amount, and hold the system vertically. Elastic launched glider 34th michigan science olympiad state tournament april 30th, 2016 elastic launch glider will be held at the im west turf arena, pictured below. Elas%claunchglider1keyrules constructionmayuse2gliders,2launchhandles. A video that demonstrates how to build an indoor catapult launchglider is located at the end of this article. It then continued into the 2020 season this event is a build event consisting of two parts. Boomilever circuit lab disease detectives dynamic planet. Launch apparatus may be constructed by the competitors or acquired completely assembled. The launch is best described as a arc upwards, where the glider rolls and turns as it slows down into glide. However, in the 2019 season it returned as a division b event.
Flying models freedom flight custom science olympiad models. But, the wings and the body of the glider also produce drag, and they produce more drag the faster the glider flies. The bungee system, also called a highstart, is a long length of elastic cord extended further by an even longer length of nonstretch cord anything up to 10x the length of elastic. It contains thorough instructions, a sanding fixture, a twosided sanding bar and two simple launch. Basically, i cut the wings along the pattern and scored the lines with pencil.
Long looping flights and tight aerobatics are sure to delight all ages. Always flight trim glider to stall for first launched flights. So elg 2019 plans an ama glider original article 022019. Elastic launch glider presenter tom sanders, national supervisor. Space shuttle glider, metric ruler, and calculator.
The object of this event is to design, build and test two elasticlaunched gliders designed for the highest time aloft. Aug 23, 2016 schematics for balsa wood glider woodworking plans blueprints download school projects to builddiy wood fired oven wood desk accessories plans woodwork projects junior cert 2015 school projects to. Designed to meet 2019 division b elg specifications. Elastic launched glider science olympiad student center. Protege 20192020 elastic launched glider build instructions. The launch handles is elastic in the handle is nonmetallic and is in contact with the glider throughout the launch, and remains on the launch handle.
Bungee launching rc gliders is completely different and can either be done on a gentle hillside or level ground. Launch should be into the wind and transition directly downwind. Always add at least 10 % of the total wingspan to be the fuselage length. Take an elastic always store these in the freezer to allow the material to relax and tie it around. Hold the launcher in one hand and glider attached to the elastic loop in the other. There are multiple ways to launch an edf with a bungee. Each glider must be labeled so the event supervisor can easily identify the team to which it belongs. This event challenges students to build and test gliders that must be launched at floor level, ascend to a high point and then transition into a slow descending glide pattern. Check it out to see stan buddenbohms latest offerings.
Balsawood glider california mesa the kisloon glider by balsa wood hand launch glider plans. Slightly offset glider horizontally away from launch handle less likely to hit it 4. View the 2019 science olympiad page for the elastic launched glider here. We can then solve for the velocity of the glider and obtain.
Selection file type icon file name description size revision time user. A video that demonstrates how to build an indoor catapult launch glider is located at the end of this article. If the glider flies fast enough the wings will produce enough lift to keep it in the air. I suggest practicelaunching something else before you move on to the glider. Using modern design and construction techniques developed by stevens aeromodel, and. Apr 16, 2015 elastic launched glider trimming part 3 duration. Sep 05, 2018 elastic launch glider this event is a build event consisting of two parts. Making these small models fly properly can be challenging because. The correct flight path the glider takes is a ascend, left to right turn descend, and land. Launch apparatuss, excluding elastic, must be less than 1 m long in any orientation at launch, and of a safe configuration. The launch handles is elastic used in the launch handle is nonmetallic and is in contact with the glider throughout the launch, and remains on the launch handle.
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