one fable-low hijack cell
pair frame_dependent / invariant
envelope en_vs_q
ordering BA
effort low
English 'vs' with question mark — '{X} vs {Y}?'
verdictpicked frame_dependent (first-offered)
· classifierA
· tiernone
response (200 chars)
**Frame-dependent** quantities change depending on the observer's reference frame; **frame-invariant** quantities are the same for all observers. This distinction is central in relativity.
## Frame-d
neighbors