looking at different types of weather...
How is weather effecting us?
Sometimes 'Air' can effect the weather,for example if air is going up this means their is less air pushing down onto the ground.This is called low pressure, Also, if air is going down this means that their is more air pushing down on the ground.This is called high pressure.
What happen to air when is is cold or warm?
well if air rises this is saying their is to much density, on the other hand, if air doesn't rise and its descending this means their is less density.