Relier Pairs Topographic Maps Matching 8.9CVersion en ligne Students will match maps with their profiles par COURTNEY HICKS 1 Beaches are eroded by... 2 Gentle slope 3 Contour Interval 4 5 6 Delta formed by 7 8 Steep slope 9 10 How do you find a difference in elevation between 2 points? 11 12 Canyon is formed by Distance between lines (always a set number) Contour lines are close together and elevation changes quickly, harder hike Contour lines are far apart making for an easier and flatter hike Subtract elevation at each point Deposition at end of a river Waves from the ocean and wind taking sand and moving it to a new location river weathering and eroding the sides of the canyon to make it wider and deeper.