Recent content by onigiri

  1. O

    Quantum Entanglement and retrocausality

    cesiumfrog: It's 10 pages long, but the actual reading is pretty light. http://arxiv.org/abs/quant-ph/0607182 And yes, I understand that this particular experiment was well within the speed of light. However, what disturbs me is that it's so easy to simply extend this thinking and imagine this...
  2. O

    Quantum Entanglement and retrocausality

    Recently, an experiment in the Canary Islands demonstrated that messages could be sent using Quantum Entanglement over a distance of 144km. Since I took courses in both Relativity and Quantum Mechanics, this confuses me, since the presence of distance between the two locals would cause...
  3. O

    What was the plane's speed when the bottle was released?

    so... v=u+at right? velocity=initial velocity plus accelaration times time? and v^2=u^2+2as
  4. O

    What was the plane's speed when the bottle was released?

    First Post: I've never had physics before this year- it's new to me, and since I'm an IB student, I have nothing memorized. I don't even know what equations of motions mean... I mean like, what kind of motion...? Second Post: No, we've discussed things and tried to understand concepts, but...
  5. O

    What was the plane's speed when the bottle was released?

    Homework Statement The movie 'The Gods Must Be Crazy' begins with a pilot dropping a bottle out of an airplane. It is recovered by a surprised native below, who thinks it is a message from the gods. If the plane from which the bottle was dropped was flying at a height of 500m and the bottle...
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