In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

[Q]: Question: The mass of atoms is based on the number of protons and neutrons in what? Answer: nucleus
[A]: The mass of atoms is based on the number of protons and neutrons in nucleus.


[Q]: Question: Corals build hard exoskeletons that grow to become what? Answer: coral reefs
[A]: Corals build hard exoskeletons that grow to become coral reefs.


[Q]: 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? Answer: gravitational potential energy
[A]:
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.