Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Q: Human facial expressions can communicate emotions.

A: What can human facial expressions communicate?
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Q: A 50 ml graduated cylinder of the following tools would give the most precise measurement of 15 milliliters of water.

A: Which of the following tools would give the most precise measurement of 15 milliliters of water?
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Q: Spring tides are created when the sun and moon's tides match.

A:
Which type of tides are created when the sun and moon's tides match?
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