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: Ares has a rock of with a surface area of 10 meters squared and a rock with a surface area of 1 meter square. The _____ rock likely has less area affected by a chemical reaction 
 Answer: 1m

Ex Output:
Surface Area of Reactants When a solid substance is involved in a chemical reaction, only the matter at the surface of the solid is exposed to other reactants. If a solid has more surface area, more of it is exposed and able to react.


Ex Input:
Question: If there are very few wolves the deer population will 
 Answer: increase

Ex Output:
An increase in predators, the emergence of a new disease, or the loss of habitat are just three possible problems that will decrease a population.


Ex Input:
Question: A vehicle that was sleek and aerodynamic and a vehicle that was bulky were each driven the same distance over the same amount of time. Which vehicle needed to less energy to power it? 
 Answer: sleek vehicle

Ex Output:

Lighter, more streamlined vehicles need less energy.