Stratosphere ride in las vegas?

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Discussion Overview

The discussion revolves around the physics of a ride at the Stratosphere in Las Vegas, focusing on the forces experienced during the ride, including acceleration, weightlessness, and the effects of inertia. Participants explore various aspects of the ride's mechanics and the sensations felt by riders, with an emphasis on conceptual understanding rather than definitive conclusions.

Discussion Character

  • Exploratory
  • Technical explanation
  • Conceptual clarification
  • Debate/contested

Main Points Raised

  • One participant describes the ride as initially catapulting riders upward, suggesting that riders experience a moment of weightlessness at the top when the ride's velocity reaches zero.
  • Another participant questions the assumption that riders continue to accelerate upward at the top, proposing that they likely stop accelerating before reaching the apex and that inertia causes them to float out of their seats.
  • There is a discussion about the nature of weightlessness, with one participant asserting that it is related to acceleration rather than velocity, challenging the idea that weightlessness only occurs when the ride's velocity is zero.
  • A participant shares an analogy involving a trampoline to illustrate the concept of free fall and the perception of weightlessness, noting that internal body dynamics may affect the experience.
  • Experiments are suggested, such as using a gauge or observing a penny during the ride, to better understand the forces at play.
  • Another participant highlights the scenic aspect of the ride, noting its height and the views it offers of Las Vegas and the surrounding area.

Areas of Agreement / Disagreement

Participants express differing views on the mechanics of the ride and the sensations experienced, particularly regarding the nature of weightlessness and the effects of acceleration. No consensus is reached on these points, and the discussion remains open-ended.

Contextual Notes

Participants rely on varying assumptions about acceleration and inertia, and there are unresolved questions regarding the specific forces experienced during the ride. The discussion also touches on the subjective nature of the experience and the potential for different interpretations of the physics involved.

svtec
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stratosphere ride in las vegas?

i was going to write a short essay about the forces felt when you are on this ride and i wanted to confirm my often erroneus assumptions.

it is a ride that sits at rest and then it catapults you with a fast initial velocity straight up and then it let's you hang near the top and you actually float out of your seat and hit the shoulder harness.

at the top my assumption is that your body is still accelerating upward and the ride stops abruptly.

you feel weightless at the top when the rides velocity is 0.

any other points i should add?

thanks...

-andrew
 
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Originally posted by svtec
it is a ride that sits at rest and then it catapults you with a fast initial velocity straight up and then it let's you hang near the top and you actually float out of your seat and hit the shoulder harness.

at the top my assumption is that your body is still accelerating upward and the ride stops abruptly.
I doubt that the ride stops so abruptly that it does so while you are still accelerating. You probably stop accelerating some time before the ride reaches its appex. It sounds like the ride just allows your inertia to separate you from your seat. You tend to follow a geodesic, which diverges from the ride at some initial time, and then converges with it at a later time. (It sounds like a rather uncomfortable ride to me.)




Originally posted by svtec
you feel weightless at the top when the rides velocity is 0.
Do you only feel weightless when the ride's velocity is 0? Weightlessness is not an issue of velocity, but of acceleration.




If you have future access to this ride, and you wouldn't feel like to much of a nerd (that is, if you're really serious about understanding this), then take a gauge with you. A spring with low k and a small weight attached would work. Just let it hang and make note of what happens to the mass.

Another idea that I've tried on another ride was to let a penny sit on my lap. From this experiment I determined that the ride actually actively accelerated downward (faster than 1 g).
 
Last edited:
it's actually a pretty fun ride it is on top of this casino that is 1000 ft high and the ride goes up another 120 ft, so it puts you way up and you can see all of vegas and the surrounding desert.
 


svtec said:
Las Vegas Flamingo Hotel
it's actually a pretty fun ride it is on top of this casino that is 1000 ft high and the ride goes up another 120 ft, so it puts you way up and you can see all of vegas and the surrounding desert.


Yes, I agree with you. What a ride it is!
 


Think of the case of a trampoline. As soon as you leave the surface of a trampoline, you're in free fall even though initially you're traveling upwards. Because of fluids and flexible organs in your body, and the compression you experience during the bounce, there's a slight delay before your internals stabilize during the transition, but most of the effect is visual and/or mental perception.

The extreme case of a zero g ride is going on an aircraft ride like NASA's vomit comet, which can follow an elliptical (parabolic if flat earth), path large enough with sufficient speed that zero g last about 25 seconds out of every 65 seconds, during a cycle, and the passengers feel zero g while still on the upwards leg of the path.

Back to the trampoline case, if you do a back flip in layout position, with your center of mass going up about the same height as you are tall, your head's vertical motion is almost zero relative to the surface of the trampoline. Although the only forces you actually feel are related to internal centripetal and reactive centrifugal forces, the visual feedback makes the experience similar to hovering, as if gravity were turned off for a brief moment.
 

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