query: Why doesn't position and momentum commute?
positive_passages.docid: 19010
positive_passages.text: Why quantum mechanics?
negative_passages.docid: 127519
negative_passages.text: How is momentum conserved in this example?
negative_passages.docid: 62964
negative_passages.text: Relativity: stationary vs moving
negative_passages.docid: 110980
negative_passages.text: Why is momentum conserved in inelastic collisions? How is it related to momentum-impulse theory?
negative_passages.docid: 32338
negative_passages.text: A Basic Question about Gravity, Inertia or Momentum or something along those lines
negative_passages.docid: 45283
negative_passages.text: Why don't virtual particles violate conservation of mass/energy?
negative_passages.docid: 144455
negative_passages.text: Why isn't the acceleration at the top point of a ball’s journey zero?
negative_passages.docid: 26125
negative_passages.text: Does the canonical commutation relation fix the form of the momentum operator?
negative_passages.docid: 100959
negative_passages.text: Is conservation of momentum and energy valid for non-inertial frames?
negative_passages.docid: 99477
negative_passages.text: Why doesn't current pass through a resistance if there is another path without resistance?
negative_passages.docid: 155977
negative_passages.text: What is momentum really?
negative_passages.docid: 149567
negative_passages.text: Why does a force not do any work if it's perpendicular to the motion?
negative_passages.docid: 155518
negative_passages.text: Why doesn't friction accelerate a ball undergoing rolling?
negative_passages.docid: 87861
negative_passages.text: Do teleportation spells conserve momentum?
negative_passages.docid: 8798
negative_passages.text: During a collision, why is momentum not conserved in a participant's frame of reference?
negative_passages.docid: 53622
negative_passages.text: Does momentum change when Kinetic energy changes?
negative_passages.docid: 12847
negative_passages.text: If photons have no mass, how can they have momentum?