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: Eric builds a 60ft telescope. Will builds a 10ft telescope. Whose telescope gathers less light? 
 Answer: Will

A: The larger the light collecting area, the more light a telescope gathers and the higher resolution (ability to see fine detail) it has.
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Q: Question: Dell added lots of silica to her magma project. The magma will be _____ in color. 
 Answer: lighter

A: Magmas that produce lighter colored minerals are higher in silica.
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Q: Question: If the citizens of Europe stopped using oil, they should have _____ pollution. 
 Answer: less

A:
Greater use of oil and other fossil fuels causes more pollution.
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