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.

Question: Simon was digging in his yard and found that the rocks that were shallower in the ground, compared to the surface rocks, were likely 
 Answer: younger
Therefore, deeper rock layers must be older than layers closer to the surface.

Question: The larger a resistor equals _____ resistance. 
 Answer: less
Thicker resistors offer less resistance than thinner resistors.

Question: If America is a rich nation and China is a poor nation, which nation uses more energy resources? 
 Answer: America

Richer nations use far more energy resources, especially fossil fuels, than poorer nations do.