Answer:
What can be measured but not seen?
I bind it and it walks. I loose it and it stops.
Searing 'cross the pitchΒ-black skies, I scream in celebration, Yet moments later, my outburst through, I am naught but imagination.
Although my cow is dead, I still beat her. What a racket she makes!
I run around the city, but I never move.
The warmer I am the fresher I am.