Formation Of Volanoes At Hotspots Flashcards
1
Q
How do hotspots develop
A
Conc. of radioactive elements in the mantle
2
Q
How are active volcanoes formed
A
Magma plume rises and breaks through the surface
3
Q
How is a line of volcanoes formed
A
Hotspot is stationary and the pacific plate moves over it to form a line of volcanoes
4
Q
Positions of volcanoes?
A
Volcanoes above hotspot = active and the rest form a chain of islands that are extinct
