The air always flows from high pressure areas to low pressure areas, trying to find a balance. But there is a deviation which is caused by the Earth’s rotation (the Coriolis effect), and makes the flow not in a straight line. Instead, the winds are a spiral: upward and inward in the low pressure systems, and downstream and out into the high pressure systems.
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- Brunton Analog Map Measurer by Brunton
- SciEd Weather Map/Plotting Chart; Chart Weather On Common Rollrs by American Educational Products
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