In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Sentence: Downhill skiiers gain little advantage from a running start because the initial kinetic energy is small compared with the gain in gravitational potential energy other energy form. Question: Downhill skiiers gain little advantage from a running start because the initial kinetic energy is small compared with the gain in what other energy form?
gravitational potential energy