Our innovations in chemical, electric, nuclear propulsion, and propellant management technology allow us to develop capabilities that are critical in nasa s mission to take astronauts to numerous deepspace destinations. The water is forced out by a pressurized gas, typically compressed air. The activities were selected and organized around the target concepts of altitude, velocity and acceleration i. Use simple tools to construct a soda bottle rocket launcher using offtheshelf hardware and wood. Students will construct rockets made from pipe insulating foam and use them to investigate the trajectory relationship between launch angle and range in a controlled investigation. The water rocket launch lesson explores rocketry and the principals of space flight. Remove the pencil and replace it with a soda straw. Newman 4 discussed water electrolysis propulsion for reaction control systems rcs in 1965.
A teachers guide with activities in science, mathematics, and technology eg108 february 1996. Finckenor1 nasa, marshall space flight center, alabama 6. You will need to have at least one bottle rocket launcher. This is how nasa releases almost half a million gallons of. You and your team members must decide 1 on the design you will use as a result of experimenting with the simulators and 2 on the materials you will use for the body, fins, and cone of the rocket which is placed over the empty 2liter soda bottle before launch. Brainstorm the first step in the design of a water bottle rocket is brainstorming. Preassessment, postassessment water rocket lessons. Soda straw rockets is an excellent opportunity for students to practice the engineering design process. A water rocket is a type of model rocket using water as its reaction mass. Interactive site for an afterschool elementary stem club. The next few pages are provided to help in the design of your water bottle rocket. This activity, water bottle rocket assembly, reinforces. Although there was some interest at both nasa and todd shipyards, the project was not implemented. This activity provides students with a template that creates a rocket that can be launched from a soda straw.
The bottles are partially filled with water and pressurized with compressed air delivered by a hand bicycle pump or small compressor. The remaining 10% of the weight includes structure, engines, and payload. One of the first and simplest type of rocket that a student encounters is the bottle, or water rocket. Expertise propellants chemical propulsion electric propulsion ion, hall, plasma nuclear propulsion cryogenic fluids oxygen, methane, hydrogen. Using plastic soft drink bottles, cardboard or styrofoam food trays, tape, and glue, small. A fire below the kettle turned the water into steam, and the gas traveled through pipes to the sphere. Prior to this project students should have the opportunity to design, construct, and launch a bottle rocket evaluating various water. So given the current stateoftheart, the payload accounts for only about 1% of the weight of an ideal rocket at launch. The guide contains new and updated lessons and activities to teach handson science and mathematics with practical applications. Water rocket construction 376kb pdf file this activity is part of the rockets educator guide.
Build a foam rocket video tutorial at the top of the page for instructions on building the. A guide to building and understanding the physics of water rockets flight of a water rocket nasa robert youens water rocket page water rocket pages from u. A variety of designs are possible including multistage. Each model, which consists of several reproducible pages of instructions, requires scissors, glue, tape, dowel rods and other supplies for construction.
Construct and launch a simple bottle rocket made from a twoliter soda bottle. Orbiting satellites are now collecting data relevant to all aspects of the hydrologic cycle, including evaporation, transpiration, condensation, precipitation, and runoff. The bottles are partially filled with water and pressurized with compressed air delivered by a hand bicycle pump or. A teachers guide with activities in science, mathematics, and technology eg108 february 1996 321 pop. To test the stability of a rocket, fly it without launching it. Hypersonics is the study of flight at speeds where. Rocket mass, water mass, pressure typically 90 psi and nozzle size. Most rockets can be viewed as composites of geometric shapes that are easily discernable for young students, especially when they are represented in two dimensions. Nasa even has one satellite, aqua, named specifically for the information it is collecting about the many components of the water cycle.
Water rockets, built from plastic soft drink bottles, are capable of flights greater than. They are then challenged to modify the design to see how the changes impact the rocket. Water rockets are an excellent tool to learn about rockets, propulsion, and aerodynamics. The status of monopropellant hydrazine technology 1. Brainstorming is a problemsolving technique that involves the spontaneous contribution of ideas from all members of the group. Nasa and other private, commercial companies are constantly improving the design of rockets and vehicles used for space travel, missions to the international space station, and maybe one day, the journey to mars. An educators guide with activities in science, mathematics, and technology eg200301108hq rockets are the oldest form of selfcontained how to use this guide vehicles in existence. Water bottle rocketry is fun and it can be a great vehicle for. Students construct a rocket powered by the pressure generated from an effervescing antacid tablet reacting with water. The potential of the water electrolysis rocket as a high performance propulsion device has been recognized for some time. If you have each student construct a bottle rocket, having more than one launcher may.
The water rocket system consists of two main parts, the launcher and the rocket. Two lshaped tubes on opposite sides of the sphere allowed the gas to escape, and in doing so gave a. Model rocket aerodynamics nasa glenn explorer posts. To apply rocket principles and design, construct, test, and launch a water rocket using a realworld problemsolving. To demonstrate how rocket liftoff is an application of newtons laws of motion. Begin saving 2liter bottles several weeks in advance to have a sufficient supply for your class. Consumer confidence reports environmental planning and impact assessment nepa sitewide environmental assessment natural resources restoration program integrated contingency plan icp green purchasing recycling general title format date storm water pollution prevention plan internalonly pdf march 2019 wallops environmental management. Nasa will use almost half a million gallons of water to. The rockets educator guide has information about nasa s newest rockets. Air pressure thrust unbalanced force force of gravity water rocket physics principles forces and motion newtons first law an object at rest remains at rest, and an object in motion remains in motion at constant speed and in a straight line unless acted on by an unbalanced force. A simple assembly stand assists them in gluing fins on their. In addition you will need a tire valve from an auto parts store and a rubber bottle stopper from a school science experiment. Introduction rocket system designers have often longed for a magic liquid which, upon opening a single valve to a simple decomposer, would instantly change state into a clean, energetic gas that could then be used to do work.
Includes activities and links to stem activities and the nc science olympiad requirements for the 201220 year. Water rocket physics principles forces and motion newtons. Nasa great observatories pdf 16sep1999 346k the hubble space telescope, the chandra xray observatory, and the compton gamma ray observatory are three of nasa s four great observatories. To construct a bottle rocket launcher for use with the bottle rocket and project x35 activities. Water rocket hobbyists typically use one or more plastic soft drink bottle as the rockets pressure vessel. The sea dragon was a 1962 conceptualized design study for a twostage sealaunched orbital super heavylift launch vehicle. Student teams will construct water rockets and successfully launch them. Like all rocket engines, it operates on the principle of newtons third law of motion. From the ideal rocket equation, 90% of the weight of a rocket going to orbit is propellant weight. Students work in teams with teacher supervision and construct and launch a rocket from a soda bottle and everyday materials that is powered by an air pump. Instructions you will work in teams to construct two water bottle rockets with empty 2liter soda bottles.
Have the students develop experimental test procedures and control for variables. Working in teams, students construct a simple bottle rocket from twoliter soft drink bottles and other materials. Students construct a bottle launcher from offtheshelf hardware and wood using simple tools. The adventures in rocket science activity matrix on page v organizes the activities by suggested grade level bands as well as target concepts. Teacher information bottle rocket launcher objective. The project was led by robert truax while working at aerojet, one of a number of designs he created that were to be launched by floating the rocket in the ocean. About rockets includes the history of rocketry, information on the parts of a water rocket, a comparison of a water rocket and a nasa rocket, and instructions for building a water rocket launcher. The status of monopropellant hydrazine technology nasa. A model rocket is subjected to four forces in flight. Electrolysis propulsion for spacecraft applications nasa. Construct a rocket launcher that will launch twoliter bottle rockets.
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