Slide 1 Topographic Maps Slide 2 Essential Questions What do topographic maps depict? What do topographic maps depict? How are they constructed? How are they constructed?…

Slide 1 TOPOGRAPHY Slide 2 What is a Topographic Map? Earth's surface shape shown by contour lines Contour lines - lines connecting points of equal elevation measure…

Slide 1 Topographic Maps Slide 2 Understanding Topographic Maps Topographic maps are two-dimensional representations of a portion of the three- dimensional surface of the…

Slide 1 Topographic Maps September, 2011 Slide 2 MAP A model of Earth’s surface. Best model is a globe (no distortion). Flat maps are made but they usually contain some…

Slide 1 Slide 2 Relationship between 3D and 2D representation Slide 3 Definition: a graphical representation of the earth that includes the following: 1. the shape of the…

Slide 1 Topography The Art of Reading & Using Contour Maps Slide 2 What is a Topographic Map? Earth's surface shape shown by contour lines Contour lines - lines…

Slide 1 From Topographic Maps to Digital Elevation Models Daniel Sheehan IS&T Academic Computing Anne Graham MIT Libraries Slide 2 Which Way Does the Water Flow? Slide…

Topographic Maps Contour lines A line which connects points of equal elevation. Index Contours: Thick contour lines which have the elevation written on them. Contour line…

Topography How maps show topography Hachure Isopleths Hypsography (water flows) Shading Contours Hachure Isopleths & Hill Shading Hypsography (water flows) Contour Lines…

Whatâs a landform? Physical shapes of the land such as hillsides, cliffs and marshes are some examples. Erosion Erosion Erosion Whatâs the difference between weathering…