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: Will weighs 180 pounds while Nat weights 120 pounds, who would accelerate less after the same force is applied? 
 Answer: Will

A: The smaller its mass is, the greater its acceleration for a given amount of force.
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Q: Question: Tony drives an SUV that contributes many greenhouse gases to the atmosphere. Evan rides a scooter that contributes few greenhouses gases to the atmosphere. Who likely contributes more to the Earth heating up? 
 Answer: Tony

A: If there are more greenhouse gases in the atmosphere, more ultraviolet radiation will be trapped and the Earth will heat up.
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Q: Question: If Jim's blood contains more water, the darkness of his blood will be 
 Answer: decreased

A:
If the kidneys remove less water from the blood, the blood will look darker, because there is less water in it.
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