Help plz?

15. The___hypothesis suggests that our solar system evolved from a huge rotating cloud of dust and gas.

16. Lines of____are used to measure distances east or west of the prime meridian in degrees.

17. The major difference between a topographic map and other maps is that a topographic map shows ___

Question

Help plz? 

15. The___hypothesis suggests that our solar system evolved from a huge rotating cloud of dust and gas. 

16. Lines of____are used to measure distances east or west of the prime meridian in degrees. 

17. The major difference between a topographic map and other maps is that a topographic map shows ___

anonymous · Answer

15. The Kant Nebular Hypothesis 
16. latitude
and I'm not 100% sure but I think a topographic map shows both natural and man-made features.