Field Values

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Field Values

• A field value is any data or measurement that you
  have plotted on a map
• EXAMPLES
• Elevation (Feet about sea level)
• Temperature (at different locations)
• Air Pressure (in different cities)

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What are isolines?

• Lines drawn connecting equal field values
• Iso means equal
• Isotherm means equal temperature
• Isobar means equal pressure
• Contour lines connect equal elevations

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Air pressure isolines
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Earthquake Intensity Isolines
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Drawing Isolines
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