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 the Earth's orbit moves farther away from the Sun, what happens to the gravitational force between the two planets? 
 Answer: it decreases

A: This is because the gravitational force of attraction between the Earth and Sun is stronger when the Earth is closer to the Sun.
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Q: Question: A dark skinned man and a light skinned man are being tested to see who produces vitamin D faster. The light skinned person will have vitamin D in amounts that are 
 Answer: greater

A: Pigments in the skin act like a filter that can prevent the skin from making vitamin D. As a result, people with darker skin need more time in the sun than people with lighter skin to make the same amount of vitamin D.
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Q: Question: John was viewing the statistics of the power plants energy usage. He noted that the more resources it used, that the resources would last 
 Answer: Shorter

A:
Using less nonrenewable resources means that they will last longer.
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