PPT-Topographic Maps

and Compasses Navigation Tools Maps Road maps GPS Global positioning system Altimeter altitude Sextant astronomy Watch Topographic Maps Compass Topographic Maps Whats the difference between a topographic map and a regular map. . On the blank paper at your desk complete a brainstorm with your group (each person must use a different color). Topographic Maps 11/18. Contour maps show the changes in elevation on the Earth’s surface.. MAP 2-D REPRESENTATION OF THE EARTH’S SURFACE TOPOGRAPHIC MAP A graphic representation of the 3-D configuration of the earth’s surface. This is it shows elevations (third dimension). It Introduction to . Maps. What . is. a map?. A generalized view of an area, usually some portion of Earth’s surface, as seen from above at a greatly reduced size. Any geographical image of the environment. Topographic Maps. Contouring. Topographic contours indicating surface relief. Image taken from US Army training manual.. Solid yellow lines represent surface isobars, line of equal air pressure. Green dashed lines are geopotential heights, the altitude at which 500 millibars of air pressure are attained. These types of contour maps are used by meteorologists. The weather system shown is the Storm of the Century, a powerful winter storm called a nor’easter.. Goals. Define and describe topographic maps.. Define and describe an elevation profile.. Use a topographic map to create an elevation profile.. Describe how NASA probes create topographic maps that are used to create elevation profiles.. exit ticket. Topographic Map Exit Ticket. 1) What . is the contour interval of this contour map? . _____________. 2) Estimate the elevation at point C. . _____________. 10 m. 21 m OR 22 m. Topographic Map Exit Ticket. Mapping Mechanics: . An introduction to topography . by the use of contour lines . Upon completion of this lesson, students will be able to:. define topography. define the USGS and different techniques used to study topography. Maps. Topographic Map. :. A . contour map. -. Complicated Topographic Map. Simple Topographic Map. I am standing where the land meets the water, what is this called?. *All elevations are relative to sea level. Aim: To be able to interpret a topographic Map.. What is a Topographic Map?. A topographic map. shows surface features,. or topography, of the . Earth. . Topography can be natural or human-made. Section 2: . Types of Maps. K. What I Know. W. What I Want to Find Out. L. What I Learned. Essential Questions. What are the different types of maps?. Why are different maps used for different purposes?. interpret topographic maps and satellite views to identify land and erosional features and predict how these features may be reshaped by weathering. A 2D view of a 3D surface. How. do topographic maps give you a picture of what the landscape looks like?. TOPIC-MAPS. GEOGRAPHY. CLASS-VI. WHAT ARE MAPS?. A map can be defined as a two dimensional representation of the whole or part of the earth drawn to scale on a flat surface.. A collection of maps is called an atlas. Visualizing 3D Surfaces. Carol J. Ormand. , . SERC, Carleton College. Eric Riggs, Texas A&M University. Overview. What do we mean when we talk about “reading” contour maps?. Example: the Topographic Map Assessment. How to read a map. Maps . are pictures of the Earth's . surface. Reference maps . just . show natural features like rivers, cities, political subdivisions and highways. .. Thematic maps . use these items only .