instruction:
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:
Question: Carter puts two rocks outside; one is a soft pebble, the other is a solid stone. A year later, he checks on the rocks. The solid stone is still there because it has a resistance that is 
 Answer: greater
answer:
Different types of rocks weather at different rates. More resistant types of rocks will remain longer.


question:
Question: A person is digging up rocks, and wants to get the oldest ones. The person will dig 
 Answer: deeper
answer:
Older rocks are at the bottom and younger rocks are at the top.


question:
Question: If Earth's temperature were to increase, there would be _____ glaciers. 
 Answer: less
answer:

The glaciers on Earth are getting smaller and smaller as Earths temperature rises.