Questions about high school geography teaching

Well, just introduce the concept of air mass.

First of all, I recommend you watch this video. I feel that the teacher in it explains it quite clearly. She mainly talks, which is also suitable for this kind of teaching method in universities. /b/15423802-1186455300.html And for more reference, you can also watch this video /v_playlist/f1289009o1p9.html

Then I will send you some PPT for reference.

Finally, in fact, everything is just a reference. I think it is important to write down the teaching steps step by step according to your own ideas. This way, you won't forget this or that when class comes. Just explain it clearly according to your own performance.