Air, pressure and wind

Weather starts with the air: air pressure, highs and lows, why the wind blows and how its direction is named. You also see how much colder it gets higher up, and how the dew point makes clouds.

What you learn

• Explain air pressure and its value at sea level
• Tell a high from a low, and which way the wind blows
• Read a wind from 240° as coming from the southwest
• Estimate how much colder it is higher up
• Explain how the dew point makes clouds

In playlists

• Weather

Also on

• Video course: Aviation for beginners