Which measure of fitness is being demonstrated by the man in the image?

The chemical effect of the endocrine system is longer lasting than the chemical effect of the nervous system. select the best answer from the choices provided t f

Imagine you had to physically add electrons, one at a time, to a previously neutral conductor. you add one electron very easily, but the second electron requires more work. in your initial post to the discussion, explain why this is. also, what happens to the work needed to add the third, fourth, fifth, and subsequent electrons

To do work, this truck uses energy stored in chemical fuel and an electrical battery. how much total energy does this truck put out?