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asthenosphere
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∙ 14y ago
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What does most magma forms from?
Magma is the result of partial melting of crustal rocks. It is a eutectic melt product.
What forms when magma rises?
lava dome
What forms in the rifts of spreading boundaries?
Magma
This forms when magma flows in a horizontal direction along rock layers?
Sill forms when magma flows in a horizontal direction along rock layers.
What kind of rock forms from magma?
igneous rock
What type of magma forms the most exlosive volcanoes?
Gaseous thick magma equals massive explosion.
What does most magma forms from?
Magma is the result of partial melting of crustal rocks. It is a eutectic melt product.
WhAT Magma type most often forms at hot spots?
Pahoehoe lava
What magma is the most abundant of erupted at oceanic spread centers?
The most abundant type of magma erupted at oceanic spread centers is basaltic magma. This type of magma has low viscosity and forms in the mantle part of the Earth that are high in iron and magnesium.
Why rock is heated forms magma?
The rock melts, just like most other solids do when heated. Magma is to rock as water is to ice.
What forms when rocks or minerals partially or completely melt?
Lava and magma are two forms of melted rocks
What forms when rock melts?
magma
What type of lava forms mt hood?
Mafic magma and Felsic magma.
What happens when magma flows in a horizontal direction along rock layers?
The magma forms sills and magma chambers.
Magma forms when solid rock in the crust and upper mantle?
Cools ^ If you took this answer then is Magma relevant to Ice? Magma forms when the solid rock in the crust and upper mantle melts. ^Why not erase it then?
Low silica magma forms rocks like?
it forms Basalt.
True or false magma forms in the lithosphere?
False. It forms in the Athenosphere!!
