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.
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Question: Question: Carbon dioxide levels increasing cause the temperature to 
 Answer: increase

Answer: An increase in greenhouse gases leads to greater greenhouse effect.


Question: Question: When you work out at the gym less your muscles become 
 Answer: smaller

Answer: Muscles that are exercised are bigger and stronger than muscles that are not exercised.


Question: Question: Dana is looking at electrons, which are moving at lower energy levels. Because these electrons have less energy, in relation to the nucleus they are 
 Answer: closer

Answer:
Electrons at higher energy levels, which are farther from the nucleus, have more energy.