Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

[Q]: Question: What do people apply to their lawns that causes water pollution? Answer: chemicals
[A]: People pollute water when they apply excess chemicals to their lawn. They may also dispose of pollutants incorrectly.

[Q]: Question: The entropy is decreasing because a gas is becoming a what? Answer: liquid
[A]: The entropy is decreasing because a gas is becoming a liquid.

[Q]: Question: What are oil in folded layers of rock called? Answer: anticlines
[A]:
Geologists look for oil in folded layers of rock called anticlines ( Figure below ). Oil moves through permeable rock and is trapped by the impermeable cap rock.