volcano Flashcards
how are they made
they are made when two plates collide (oceanic and continental) then the oceanic plate sink below into the mantel and then a blob of magma shoots from the fault add as the layers of lava build up a volcano forms
what is the what is the ring of volcanos in the pacific ocean
it is called the pacific ring of fire
what is the mid-ocean-ridge
it is the fault between the north American plate and the Eurasian plate it flows in-between Iceland
what does a mid oceanic ridge form
it forms volcanic island the most famous one it formed was Iceland
name all of the stages of volcanos
active dormant and extinct
what is the differences between all of the deferent volcanos
if it’s active it erupts regularly but if it’s dormant then has not erupted in a while but will erupt again and extinct is when it has not erupted in historic times
draw a volcano diagram
…
what is the positive economical impact of volcanos
geothermal energy which is renewable energy that fertilizes soil provides heat it also creates a lot of tourism attractions
neg impact
one of them is that when the E15 let out a huge ash cloud which forced Iceland to cancel 100000 flights and the ash cloud spared to north europe