I just took a test in school today. What question was I asked?

Question I was asked: Scientists estimate that Maryland contains more than 850 million tons of coal. Coal is most commonly used to produce ___.

Random question?

Which biological process in mammals occurs largely due to cell division?

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Question generated: When you are riding a bicycle at night, your bicycle's reflectors help people in cars see your bicycle. How do bicycle reflectors work?

Problem: Write a question you would see in a school textbook.

Answer: When the wax from a candle drips, the wax has reached

question: Write a question you would see in a school textbook. OPTIONS:
- It takes six months and causes summer and winter seasons.
- It takes 24 hours and causes night and day.
- It takes 29 days, which represents one cycle of the Moon's phases.
- It takes 365 days, which represents one Earth year.
answer: Earth rotates on its north-south axis. Which statement best describes one complete rotation?

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Question generated:
Solids that are combined together and maintain their physical properties are best labeled as a