Documents Warm Up Why was the Mt. St. Helens Eruption so destructive? What about the explosion was not...

Slide 1 Warm Up Why was the Mt. St. Helens Eruption so destructive? What about the explosion was not predicted by most scientists? Slide 2 Earth Science Slide 3 Volcano –…

Documents Despite the high temperature in the mantle, most of the layer remains solid due to extreme pressure....

Slide 1 Slide 2 Despite the high temperature in the mantle, most of the layer remains solid due to extreme pressure – Magma: liquid rock produced under Earth’s surface…

Documents Volcanic Eruptions Ms. Pilcher. Vocabulary Mafic lava- dark in color and is rich in magnesium and...

Volcanic Eruptions Ms. Pilcher Vocabulary Mafic lava- dark in color and is rich in magnesium and iron. Felsic lava- lighter in color when cools, high in silica. Pahoehoe-…