Answer:
from trough to crest
from the crest of one wave to the crest of the next
from still water level to the crest
from the still water to the trough
Answer: B
Step-by-step explanation:
could be different for you but hope it helps
a wavelength is calculated by determining the distance between corresponding points on consecutive waves. Normally this is done by measuring from peak to peak or from trough to trough. When it comes to light, you can only see wavelengths of 400 to 700 billionths of a meter.
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