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... doesn't get off the ground. Increasing the momentum of the exhaust can increase the rocket thrust. To make the best use of the limited amount of propellant on the vehicle ... by the melting point of the engine materials. High-exhaust velocities are achieved in the rocket engine by flowing the hot gas through a throat and then expanding the gas in ... /For%20Kids/KidstoSpace.html Click here Category:Kids To Space Category:Kids To Space - ROCKETS

There are two telephones on board the ISS that allow the crewmembers to call home. According to Lt. Col. Fincke, the Space Shuttle also has telephone capability. The telephone is actually a part of a computer much like you will see on your Internet connection. This allows the crewmembers to access a computer on Earth that then connects them to a land line so that the call can be made the same as ...

... planets or bases on the surface would take from months to many years with current rocket technology—not that many people would want to have a holiday in space that ... -duration human spaceflight—if we aren't using our muscles against gravity like we do here on Earth everyday, they waste away. Also there is harmful radiation from the Sun ...

There are three possible answers to this question. First, many things work the same in space as they do here on Earth and light is one of those things. We see things ... as light is shining on them. Next, people would look different in space than they do on Earth because in space people have to wear spacesuits in order to stay warm ... so that your head appears in the same direction in both and have a look. Do you see the difference? ---- Answer provided by Luke Keller, Ph.D. Image:K2S logosmall.jpg ...

... it would be in the thousands. People at the Johnson Spacecraft Center in Houston are working more intimately with the crew (instructors, training personnel, mission control flight directors and flight controllers, and so forth). At the Kennedy Space Center in Florida, thousands work to prepare spacecraft for launch. The Marshall Space Center in Alabama specializes in boosters. The ...

... . Imagine being strapped down in your seat inside a crew vehicle, atop a reusable launch rocket, waiting for a huge explosion underneath you to carry you to space. For the first ... take a lot to concentrate because of the tremendous noise and vibrations caused by the rocket boosters. The resulting acceleration can create as much as three times the g-forces, making ... . To take this vacation, a guest would have to invest in a lot of preparatory work and training. Preparing to visit this hotel would include taking many physical, environmental and psychological ...

... . Some travel techniques used on Earth will work but others are problematic in zero-gravity. One thing is certain, part of the answer depends on how space communities are constructed. Hopefully, blind ...

... a funnel like receptacle that is placed on the body—it works for both men and women. It works great and there are sanitary covers placed on the funnel head by ...

... low Earth orbit is approximately $20,000 per 1.05 quarts. In contrast, if we do accurately confirm the presence of water ice on the Moon, and develop effective mining and ...

Road signs or Map Quest will not work. The hotel will have instruments on board that can answer three questions: Where am I? How am I oriented? Where is everything else? These ... own readings from the ground, and use it to plot our course so we know how and when to reach the hotel in space. ---- Answer provided by Robert T. Bigelow Image ...

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