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A singer sings a note into a microphone. Which of the parts of the wave would be affected by the microphone and how? A) D, the frequency would get higher. B) C, the wavelength would get longer. C) C and
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Sep 19, 2017
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Help please I'm lost
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Sep 8, 2017
Mathematics
high-school
7
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60 out of 300 CDs are classical music CDs. What percent of the CDs are classical music CDs?
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Apr 22, 2017
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middle-school
4
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139k
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How did the invention of machine guns influence European states in the 19th century?
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May 7, 2016
History
high-school
4
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