How many different types of eruptions were described and which was the most gentle type of eruption? 1 - 4; hawaiian
2 - 3; strombolian
3 - 4; vulcanian
4 - 4; plinian
WHICH ONE IS IT HURRY

Hawaiian I do because it is the most gentle

a high pressure system is a dense air mass that is usually cooler and drier than the surrounding air. a low pressure system is a less dense air mass that is usually wetter and warmer than the surrounding air.

in general, areas that experience high atmospheric pressure also experience fair weather. low pressure systems can cause the formation of clouds and storms. air usually flows from areas of high pressure to areas of low pressure..

close lines strong magnet less close weaker