Question

Relative to some reference point your nose is in motion when you run. Relative to others it is not in motion. Give one example of each.

Answer 1

Relative to your car . parked at home while you run . your nose is in straight-line motion.

Relative to your foot, your nose is in reciprocating, periodic motion when you run.

Relative to your upper lip or your moustache, your nose is never in motion.