In the Southern Hemisphere winds in a low pressure system rotate in which direction?
• Coriolis effect in the Southern Hemisphere • Wind circulation around low pressure systems • Difference between rotation around lows in Northern vs Southern Hemisphere
• Think about which way moving air is deflected in the Southern Hemisphere due to Earth's rotation. • Recall how winds flow relative to the center of a low pressure area: toward the center and then curve—what direction does that curve produce? • Compare in your mind: in the Northern Hemisphere, lows rotate one way. In the Southern Hemisphere, they rotate the opposite way. What is that opposite direction called?
• Make sure you are focusing on rotation direction (clockwise vs counterclockwise), not the compass direction the wind is coming from (N, NE, etc.). • Confirm you are thinking about low pressure, not high pressure, because they rotate differently. • Double-check that you are using the Southern Hemisphere rule, which is opposite of the Northern Hemisphere pattern.
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