When we examine the real world, we obtain an average distribution of sea-level pressure and winds for January and July, and we can observe that there are regions where pressure systems appear to persist throughout the year. These systems are referred to as ____________________ because they move only slightly during the course of a year.?

Fill in the blank with correct word


ANSWER: ?semipermanent highs and lows
semipermanent lows and highs

Environmental & Atmospheric Sciences

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