Isobaric lines (/aɪsəˈbærɪk laɪnz/) represent a series of lines connecting points of equal atmospheric pressure on a weather map. The word "isobaric" is derived from the Greek words "iso," meaning equal, and "baros," meaning weight or pressure. The spelling of the word matches its pronunciation, with the stress on the second syllable and the "s" sound spelled with an "s" rather than a "z." Familiarity with the IPA phonetic transcription can assist in understanding and accurately spelling scientific terms such as "isobaric lines."
Isobaric lines refer to lines on a weather map that connect areas of equal atmospheric pressure. The term "isobaric" combines the Greek word "iso," meaning "equal," and the word "baric," which relates to "pressure." These lines are commonly used in meteorology to represent various pressure systems and weather conditions.
Isobaric lines are typically depicted on a synoptic weather map, where meteorologists can analyze and interpret the atmospheric pressure patterns across a given region. These lines connect locations with equal atmospheric pressure values, allowing meteorologists to observe the spatial distribution of pressure systems and their associated weather phenomena.
The interval between isobaric lines on a weather map can vary, typically spanning 4 millibars or 2 hectopascals. Closer spacing between isobaric lines indicates a steep pressure gradient, suggesting a more intense pressure system, while wider spacing signifies a weaker system.
By analyzing isobaric lines, meteorologists can infer several weather conditions, such as the location and intensity of low-pressure and high-pressure systems, the strength and direction of winds, and the likelihood of precipitation. Isobaric lines are a valuable tool in weather forecasting, providing a visual representation of pressure patterns to understand and predict weather systems and their impacts on specific locations.
The word "isobaric" is derived from the combination of two Greek words: "isos", meaning "equal", and "baros", meaning "weight" or "pressure". The term "isobaric" was first introduced in the field of meteorology to describe lines on a weather map connecting points with equal atmospheric pressure. Hence, "isobaric lines" refers to these lines of equal pressure.