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.

Ex Input:
Question: If Milo is travelling underground and he moves closer to the Earth's surface, what happens to the pressure around him? 
 Answer: decreases

Ex Output:
Pressure: Pressure increases with depth, but increased pressure raises the melting temperature, so melting of rock is less likely to occur at higher pressures.


Ex Input:
Question: When you work out at the gym less your muscles become 
 Answer: smaller

Ex Output:
Muscles that are exercised are bigger and stronger than muscles that are not exercised.


Ex Input:
Question: A chemist compared two substances in the lab. Which substance will have a lower concentration of hydrogen ions? 
 Answer: the substance with the higher pH

Ex Output:

The lower the pH value is, the greater is the concentration of hydrogen ions and the stronger the acid.