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On Figure 23.12, prepare a diagram illustrating Earth’s grid system, include and label the equator and prime meridian. Explain the system used for locating points on the surface of Earth. Refer to Figure 23.1, page 370, if necessary. ______________
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To draw:
The Earth’s grid system, including equator and prime meridian and also description of the system used to locate points on Earth’s surface.
Introduction:
The maps and globes display the system of east-west, and north-south lines, which is described as the Earth’s grid.
Explanation of Solution
Pictorial representation: Figure 1 represents the Earth’s grid system.
Fig. 1: Earth’s grid system
The north-south lines in figure 1 represent parallels of latitude, and the east-west lines represent meridians of longitude. The Earth’s grid system generates the basis for locating the points on the surface of Earth. The position of a specific point can be determined by the intersection of two lines. At prime meridian, the longitude is described as 0°. The location of a point is measured in degrees west and east of prime meridian from 0° to 180°.
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Applications and Investigations in Earth Science (9th Edition)
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