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: When Sarah wants to lower the amount of electrons that are there, she will use energy at amounts that are 
 Answer: lesser

A: Less energy is also needed to remove electrons from larger atoms in the same group of the periodic table.
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Q: Question: Jean is looking at a rock face that shows the layers of the Earth. Jean notes that the rocks towards the top of the exposed cliff have an age that is 
 Answer: lesser

A: Older layers are deeper in the Earth, younger layers are closer to the surface.
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Q: Question: A person is digging up rocks, and wants to get the newest ones. The person will dig 
 Answer: shallower

A:
Older rocks are at the bottom and younger rocks are at the top.
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