Originally Posted by jur
I'm saying your body does not know the difference between these two. If you were blindfolded, you would not be able to detect if you are climbing at a constant speed or riding flat at a constant speed.
If you disagree, where am I going wrong in the argument?
I don't know about you, but even blindfolded I could feel a difference in the wind on what was left exposed on my face (or the rest of my body). In a vacuum you'd be correct. But in a vacuum you wouldn't pedal very far, either.