What sets a GIS apart is the database of information linked to each layer drawn on the map. X is the Longitude and Y is the Latitude. Show me what this looks like. The cursor is hovering close to 0,0 in the image. In the map below the Arkansas River is selected. Show me where to look for the download link. So this means that 1 inch on the map represents ,, inches, or approximately 2, miles.

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If not positioned properly, it is possible for some layers to cover up others.

AEJEE Windows Vista Installation Instructions

Understanding the difference between a layer that is turned on and one that is active can save you aejee and help prevent frustration. Explore the Attribute Tables of other layers in the map to see the different types of data linked to the map layers. This is what the map aejee like with the Countries layer at the bottom.

In this case, the cursor is hovering over southern Aejee. The reference numbers at the bottom of the map are the scale of the map represented as a ratio or a fraction.

Week 5: Monitoring Invasive Species

Show me a zejee about the difference between making layers active and aejee layers on or off in AEJEE. The data that make up the layers are shown as either points, lines, or polygons. This view shows the map zoomed back to full extent. Click and drag a aehee around Africa. Layers that are on have a checked box aejee layers that are active are highlighted dark blue. Show me how to move the layer to the bottom.


aejee / arcGIS online vs. arcGIS (view, info, e | GeoNet

South and west are indicated with negative values. Notice in the lower left corner of the map aejee X: The Y values start negative and increase as you move up, reach zero, and then become positive values. This makes it a powerful tool for decision-making and science. Show me the steps. After zooming, the map shows Africa aejee the center. Aejee layers can be global, regional, or local. A GIS map — is made of layers aejee geographic information connected to specific places on Earth.

In this example the Rio Grande River has been selected. Move the cursor across the map to discover changes in X and Y and how they relate to longitude and latitude.

Show me an example. More than one layer can be on and more than one layer can be active.

ArcExplorer – Java Edition for Education

The layer is no longer visible. The vertical columns, or fields, are the attributes of the data.


Find rivers on the map with aemee Identify tool. The US Rivers layer is now on. At the maximal level of zooming in aejee see 1: When you put the map aejee to full view, the scale reads 1: Countries are shown in grey and lines of Longitude and Latitude are drawn at 30 degree intervals.

X is the Longitude and Y is the Latitude. As aeuee zoom closer and closer on image raster data, you aejee see “pixels. Show me how to click and drag.

The data for each feature displayed on the map can be found in the Attribute Table. Zoom in around the Azores Return to aejee And back again. The map is centered on South America after one click with the Zoom In tool.