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.

[EX Q]: Sentence: Diffusion is the process in which a substance naturally moves from an area of higher to lower concentration. Question: What is the process in which a substance naturally moves from an area of higher to lower concentration called?
[EX A]: diffusion

[EX Q]: Sentence: Co 2 is the molecular formula of carbon dioxide. Question: What is the molecular formula of carbon dioxide?
[EX A]: co 2

[EX Q]: Sentence: In solids, particles can't overcome the force of attraction between them because they lack kinetic energy. Question: In solids, particles can't overcome the force of attraction between them because they lack what?
[EX A]:
kinetic energy