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: Milo was moving some metal balls around. If he were to move the balls closer together, what would happen to the force of gravity? 
 Answer: increase

A: Objects that are closer together have a stronger force of gravity.
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Q: Question: Alan saw Venus through his old telescope. He then looked through his bigger, better telescope. Venus likely appears brighter through the 
 Answer: bigger telescope

A: Larger telescopes can collect more light.
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Q: Question: Sandra is walking down a sunny street and then suddenly goes into a dark building. Sarah's pupils will do this in response to the new low light 
 Answer: grow

A:
The pupil automatically gets bigger or smaller to let more or less light in as needed.
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