Generate a sentence that answers this question: "A guy is trying to choose a spot to build his house. He chooses a place that will cause the least environmental change in an area, so he builds in".

Answer: humans building homes in an environment causes that environment to change

Generate a sentence that answers this question: "the moon is lacking what?".

Answer: the moon does not contain water

Generate a sentence that answers this question: "What most likely caused the castle built by children at the beach to disappear?".

Answer:
wind carries sand from one place to another place