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: John was playing with alkanes in his lab. If he increased the amount of carbon atoms in an alkane, what would happen to the boiling point of that alkane? 
 Answer: increase

A: Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.
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Q: Question: Objects that are farther apart have a _____ force of gravity. 
 Answer: weaker

A: Objects that are closer together have a stronger force of gravity.
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Q: Question: What would happen to the force of gravity between two soccer balls if Jim moved them closer together? 
 Answer: it would increase

A:
Objects that are closer together have a stronger force of gravity between them.
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