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: Megan had two charged metal balls that she was analyzing. If she increases the charge of the balls, the electrostatic force between them 
 Answer: increases

A: The more charged the objects are, the stronger the electrostatic force between them.
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Q: Question: Milo lives in a small city, but the city has recently begun to experience an influx of people moving to it. As people move there and demand for water decreases, what happens to the availability of water in Milo's city? 
 Answer: increases

A: The availability of water is projected to get worse as demand increases.
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Q: Question: Will moved from Los Angeles to Sydney. In which city's hemisphere is there less ocean trash? 
 Answer: Sydney

A:
The Southern Hemisphere has less trash buildup in the oceans because less of the region is continent.
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