In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

[Q]: Question: Wendy is 30 years old while Jefferson is 60 years old. Who is more susceptible to disease? 
 Answer: Jefferson
[A]: Many diseases become more common as people grow older.


[Q]: Question: Theresa increased the amount of water in her pool. Rock would likely melt 
 Answer: faster
[A]: As the amount of water increases, the melting point of rock decreases.


[Q]: Question: If Mona is pushing a sled and she begins to get tired, her energy levels fall. What happens to the movement of the sled? 
 Answer: decrease
[A]:
As the liquid particles lose energy, their movement slows down even more. As their movements become slower and slower, the attractive forces between become stronger.