Q: In which city was the first public performance of Handel's 'Messiah'?
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A: dublin

Q: A 2015 study by China's Dalian University found that owls fly silently because their feathers convert a biproduct of mechanical energy into (What?) instead of noise?
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A: heat

Q: In which country does 100 Xu equal 1 Dong?
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A:
vietnam