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2 votes
Fill in the blanks:

To determine the _______ of waves, you can count each ______ that passes a certain point in a given time.
Choices:
a) Reflection
B) Trough
C) Crest
D) Frequency

User Jtianling
by
8.9k points

1 Answer

3 votes
D then C
Hope this helps!
User Ashish Dahiya
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