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.

Q: Question: A person is digging up rocks, and wants to get the oldest ones. The person will dig
Answer: deeper

A: Older rocks are at the bottom and younger rocks are at the top.
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Q: Question: John was combining chemicals in his lab one day. If he were to increase the temperature in his lab, what would happen to the rate of chemical reactions in his experiments?
Answer: increase

A: Chemical weathering increases as: Temperature increases: Chemical reactions proceed more rapidly at higher temperatures.
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Q: Question: Rocks that are buried deep underground are _____ than rocks on the surface.
Answer: older

A:
The main law is the law of superposition. This law states that deeper rock layers are older than layers closer to the surface.
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