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Balloon rockets work because the elastic balloons contract on the air within them, and so when the mouth of the balloon is opened, the gas within the balloon is expelled out, and due to Newton's third law of motion, the balloon is propelled forward. This is the same way that a rocket works.
Inflated party balloons. A toy balloon or party balloon is a small balloon mostly used for decoration, [1] advertising and as a toy. Toy balloons are usually made of rubber or aluminized plastic and inflated with air or helium. They come in a great variety of sizes and shapes but are most commonly 10 to 30 centimetres (3.9 to 11.8 in) in diameter.
The Balloon Boy hoax occurred on October 15, 2009, when a homemade helium-filled gas balloon shaped to resemble a silver flying saucer was released into the atmosphere above Fort Collins, Colorado, by Richard and Mayumi Heene. They then claimed that their six-year-old son Falcon was trapped inside it.
On July 2, 1982, Larry Walters (April 19, 1949 – October 6, 1993) made a 45-minute flight in a homemade aerostat made of an ordinary lawn chair and 42 helium-filled weather balloons. [2] The aircraft rose to an altitude of about 16,000 feet (4,900 m), drifted from the point of liftoff in San Pedro, California , and entered controlled airspace ...
The 6-metre (20 ft) tall, [10] helium-filled plastic inflatable, also referred to as a "balloon" or "blimp", was designed by Matt Bonner and constructed by Imagine Inflatables of Leicester. [11] It was made after a crowdfunding campaign on Crowdfunder [ 12 ] raised the £16,000 cost of its creation and deployment. [ 6 ]
[2] A hybrid kite-balloon was patented by Domina Jalbert [3] in 1944 as patent US2431938 and later became known as the kytoon. Jalbert furthered his attention on kite balloons also with another patent filed on August 31, 1945, titled "Kite Balloon". The Allsopp Helikite is a modern helium-filled example.