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What conflict lasted 13 days and threatened global nuclear war
asked
Jan 27, 2017
History
high-school
2
answers
0
votes
96.1k
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A sound wave travels at a speed of 339 m s^(-1). If its wavelength is 1.5cm, what is the frequency of the wave? Will it be audible?
asked
Oct 27, 2016
Physics
high-school
1
answer
5
votes
84.7k
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