Physical Geography
posted by Justin .
70 degrees N
0 degrees S
15 degrees E
44 degrees N
160 degrees W
88 degrees S
90 degrees N
90 degrees W
1) how many of the above grid lines run halfway around the world?
2) how many of the above are seen as points on the globe?
3) how many run eastwest?
4) how many of the above grid lines follow great circle routes?

I'll be glad to check your answers.

1) 3
2) 4
3) 5
4) 3 
Justin/Maryiah  it's not necessary to change your name for each post. In this case, it's confusing to know who is answering this question.
1. Correct
2. Wrong
3. Correct
4. Wrong
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