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Amy counts the wave crests traveling down a stretched string. Five wave crests pass Amy in two seconds. What is the frequency of the wave? A. 5.0 Hz B. 2.5 Hz C. 10 Hz D. 2.0 Hz
asked
May 5, 2017
Physics
high-school
1
answer
2
votes
178k
views
What feature of dna replication makes it semi-conservative
asked
May 20, 2016
Biology
high-school
2
answers
2
votes
44.8k
views
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