[Mesorah] trope question on Bereshis 1:5 & 1:10

[Zev Sero]

Sholom Simon wrote:
> An acquaintance asked the following question:
> 
>> In verse 1:5 is the phrase "v'lachoshekh KAra lailah" (emphasis in
>> kara is on the first syllable per the trope).  Later, in what
>> seems like parallel construction in 1:10, we have "ulmikveh hamayim
>> kaRA yamim" -- emphasis in kara is on the second syllable.  Both
>> phrases are the same trope in the same family -- the "kara" is
>> munach in et nachta.  I checked multiple sources, thinking this
>> was a typo, but apparently not.
>>
>> Why the difference?

The difference is the next syllable.  "KAra LAYlah", v "kaRA yaMIM".
I think the technical term for this is "nasog achor".

-- 
Zev Sero               Something has gone seriously awry with this Court's
zev at sero.name          interpretation of the Constitution.
                       	                          - Clarence Thomas