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When a surfer rides an ocean wave on her surfboard, she is actually riding on
A. a crest that is toppling over.
B. a trough of the wave.
C. the rest position of the wave.
D. a region of rarefaction.

Respuesta :

Greenleafable
The correct answer is A. a crest that is toppling over.

This is also known as the top of the wave. Trough is the part where it's not a wave, like the bottom part that is at the sea level, between two waves. The period of time or space between two waves is called the wave length.
kaileyr172001

A) a crest that is toppling over

hope this helps

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