Verified answer

No, but your GPA for High School start in the 8th grade, so I think it's important to at least try in the 8th grade.

They dont for college Colleges only look at your high school transcript, but you should still try to do your best in middle school and if you do well then you can qualify for honors classes in high school which look good for college especially colleges like the ones you mentioned

On the first day of my freshman year, our principal told my class that this is where it would really start counting and that K-8 was just necessary to get us ready for high school.

nope

you don't even send your middle school grades to any colleges in the first place

No.They will only look at your high school grades.

No

No, afaik.