Traditional Culture Encyclopedia - Weather forecast - High school geography judgment, and give reasons. On both sides of the ridge line of high pressure, the weather is sunny?

High school geography judgment, and give reasons. On both sides of the ridge line of high pressure, the weather is sunny?

In the first case,

If you mean the heated air pressure cycle, the answer is as follows:

If the air pressure at high altitude is high, it means that the air pressure near the ground is low, and the air pressure flows upward from the low altitude near the ground, and then it can be inferred that the weather near the ground is fine.

It can be deduced from the circular motion of air flow.

The second case, if you mean cold and warm fronts, is the following answer: