where does magma come from

Question 1

divergent (MOR) EXTRUSIVE activity

Answer 1

submarine eruptions

Question 2

divergent (MOR) INTRUSIVE activity

Answer 2

dolorite dykes and sills under volcano

Question 3

type of magma at divergent

Answer 3

mafic

Question 4

type of magma at convergent O-O

Answer 4

mafic-intermediate

Question 5

type of magma at convergent O-C

Answer 5

intermediate to silicic

Question 6

type of magma at convergent C-C

Answer 6

silicic

Question 7

type of magma at hotspot

Answer 7

mafic

Question 8

intrusive activity BATHOLITHS form where

Answer 8

convergent O-C and C-C

Question 9

origin of divergent magma+ hot spot magma

Answer 9

partial melting of peridotite in asthenosphere

Question 10

origin of convergent O-O and O-C magma

Answer 10

BOTH: partial melting of subducting oceanic plate

O-C: partial melting of continentalcrust + mixing of magmas

Question 11

origin of convergent C-C magma

Answer 11

partial melting of deep continental crust