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.

Input: Consider Input: Question: If Mona is creating a reaction using solid reactants and she decreases the surface area of those reactants, what happens to the reaction rate? 
 Answer: decreases

Output: Therefore, increasing the surface area of solid reactants increases the reaction rate.


Input: Consider Input: Question: Reid notices no change in the weather and temperature from 100 years ago. This likely was caused by _____ greenhouse gas levels. 
 Answer: decreased

Output: As greenhouse gases increase, changes will be more extreme.


Input: Consider Input: Question: If there is less land the trash levels will be 
 Answer: lower


Output: The Southern Hemisphere has less trash buildup in the oceans because less of the region is continent.