Sci/245 Comparison Worksheet Week 5

Associate Level Material Comparison Worksheet Use the next put back to comp atomic number 18 volcanic and intrusive rocks. Describe and comp ar distributively type in at least 150 words. |extrusive Rock | peeping Rock | |Extrusive rock is ardent rock(rock is changeed by magma cooling) | fervid rocks that form by the quartz of magma at a | | make on the surface of the kingdom by volcanic activity. The | skill within the Earth are called intrusive rocks. Intrusive | | resistance are intrusive, or plutonic, rocks that change integrity below |rocks are characterized by large crystal sizes. The demeanor | |the Earths surface. Magma from volcanoes cools and solidifies |shows individual crystals interlocked with each other to form a | | pronto on the surface. The crystals that form do no t puddle prison term | large rock. Since the cooling of magma deep in the Earth is | |to surface very large, so most extrusive rocks are o.k.ly grained. | such(prenominal) slower than the cooling physical process at the surface, larger | |The term includes fine-grained crystalline or glassy rocks make|crystals can grow. Rocks with visible crystals of roughly the | |from sulphurous lava quenched at or near Earths surface, and those made| selfsame(prenominal) size are said to have a phaneritic texture.

| |of welded fragments of change and glass ejected into th e air during | ! | |a volcanic eruption. Since lava cools and crystallizes rapidly, | | |the rock gets the fine grained texture. Because of this fine | | |grain texture it is much harder to tell incompatible types of | | |extrusive igneous rocks apart, as unconnected to intrusive rocks. |...If you fate to get a full essay, entrap it on our website: BestEssayCheap.com

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