Diverging Margins

Question 1

What happens to the magma when it leaves the crust ?

Answer 1

it becomes lava

Question 2

List the process of an oceanic ridge forming ?

Answer 2

1. Convection currents force oceanic crust apart
2. Magma is sorted under the crust at high pressure
3. A gap opens up in the curst allowing magma to pass through
   A. Oceanic ridge forms as lava solidifies
   B. Volcanic Island when solidifies lava breaks though the sea level
   C: Volcano -explosive release of magma -

Question 3

Draw the graph for the constructive margin

Answer 3

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