intrusive, extrusive rocks Flashcards by Kesha winstone | Brainscape

Q

how are extrusive rocks formed

A

Magma burst from the ground and into the surface and starts cooling

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Q

how are intrusive rocks formed

A

Magma cools inside the earths crust

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Q

difference between extrusive and intrustive rocks

A

where they were formed
how quickly they form

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