If you travel from the 0° longitude to 180° longitude along latitude 45°n, then how far did you travel in km? show work! dx = r. da. cos 0 r=111.1km dx= 111.1 km. dlong.)

17. the soil erosion pictured here is the result of what? a. harvesting renewable resources at a rate greater than the sustainable yield b. a mudslide caused by excessive rains c. harvesting renewable resources at a rate lower than the sustainable yield d. the transition between geologic eras and eons