How do model rockets work?
Model rockets for this contest are re-usable flight vehicles weighing less than 3.3 pounds at liftoff that are made of lightweight non-metallic materials such as paper, plastic, and balsawood and are propelled by commercially made non-reusable rocket engines. For safety reasons, they are launched electrically from a distance, and they always have a recovery system such as a parachute to ensure a safe return so they can be flown again with a fresh rocket engine. They are endorsed by NASA, the U.S. Air Force, Civil Air Patrol, 4-H, the Boy Scouts of America, and many educational organizations as a safe and effective teaching tool, and they are legal in every state. • What is the National Association of Rocketry? The National Association of Rocketry is the nation’s oldest and largest non-profit organization dedicated to hobby rocketry. It was founded in 1957 to provide a voice for rocketry consumers, to serve as the national standard-setting organization for hobby rocketry safety codes, a