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.

Question: What structures are located on roof of the nasopharynx and on each side of the pharynx? Answer: tonsils
Tonsils structures are located on roof of the nasopharynx and on each side of the pharynx.

Question: The evaporative loss of the most energetic water molecules does what to a surface? Answer: cools it
The impact of evaporative loss of the most energetic water molecules from a surface has the impact that it cools it.

Question: Acid rain may be caused by what? Answer: air pollution

Acid rain may be caused by air pollution.