Why does 10 degrees of latitude have a different distance at the equator than at the poles?

Answer 1

All lines of latitude come together at the poles.

http://www.nationalatlas.gov/articles/mapping/a_latlong.html

Answer 2

I have another question if its alright to ask. why does the distance of 10 degrees of longitude decrease as you go from the equator to the pole? is it the same reason?

Answer 3

Yes, it's the same reason.

http://www.google.com/imgres?imgurl=http://www.k12science.org/curriculum/boilproj/images/Reference%2520Material_world_pol98.jpg&imgrefurl=http://www.k12science.org/curriculum/boilproj/links.html&h=920&w=1576&sz=210&tbnid=57uaV-EGH86CJM:&tbnh=88&tbnw=150&prev=/images%3Fq%3Dmap%2Blongitude&zoom=1&q=map+longitude&hl=en&usg=__jYs2Tl3tt3keitPJkfh4ik8AczM=&sa=X&ei=ls9ZTe2dKIjegQf019ijDQ&ved=0CCwQ9QEwBA

Answer 4

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