On a topographic map, what indicates the difference in elevation between adjacent lines? the contour interval
the bold contour lines
intersecting contour lines

substitution is the answer in this case

the water is warmed up by the sun and then it evaporates into the atmosphere. the sunlight warms the water by its heat. water is then cooled down and condensation takes place. the water then finally returns back to the earth by the process of precipitation in the form of rain or ice.

explanation: