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: If Milo is measuring the energy levels of electrons and he finds that a certain electron emits more energy than another, what does that say about that electron's distance from the nucleus? 
 Answer: farther

A: Electrons at higher energy levels, which are farther from the nucleus, have more energy.
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Q: Question: If Milo is measuring isotopes and he notices that they seem to decay slower then average, what does that mean about the age of the specimen he is examining? 
 Answer: older

A: Because these isotopes decay more slowly, they can be used to date much older specimens.
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Q: Question: When Shane goes swimming in warmer water, he can move about slowly, whereas in cooler water, Shane's movement is 
 Answer: faster

A:
When a volume of water is cooled, the molecules move less vigorously, so same number of molecules takes up less space and the water is denser.
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