3 ms·
Excitations can carry dynamical properties. For example, jerk a rope once, and you will see a wave travel down the rope, which carries energy and momentum. If
by millstone 7y ago
Excitations can carry dynamical properties. For example, jerk a rope once, and you will see a wave travel down the rope, which carries energy and momentum. If you give the rope a quick twist, the wave carries angular momentum.
- criddell 7y agoI have the same problem with this analogy. The rope itself is just excitations of a quantum field. It feels like there is very little underpinning everything.