Teach better , make sure we have a good understanding of things
Warm currents move from the equator to the poles.
<h2>Answer:</h2>
Correct answer is C
c. The resulting wave would travel at 4.2 hertz.
<h2>Explanation:</h2>
In this case constructive interference will occur and it will sum up or add both waves together. So that the resulting wave will travel at speed of 4.2 hertz. So, the correct option is C.
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