What forces form IGNEOUS rocks?

”melting & cooling” of other rocks More test answers on https://studyhippo.com/geology-study-guide/

Which of the following igneous rocks has the lowest silica content? A. felsic B. intermediate C. mafic D. ultramafic

D. ultramafic More test answers on https://studyhippo.com/geology-101-usc-knapp-exam-2/

Which of the following igneous rocks have the lowest silica content?

ultramafic More test answers on https://studyhippo.com/final-exam-geology/

What are the 2 types of IGNEOUS rocks?

Intrusive & Extrusive More test answers on https://studyhippo.com/geology-study-guide/

In what type of rocks would geologists most likely find evidence of past life forms? a.metamorphic rocks b.igneous rocks c. volcanic rocks d. sedimentary rocks

D More test answers on https://studyhippo.com/geologic-time-scale-practice-test/

Intrusive igneous rocks form: A. Inside the Earth’s crust B. At the surface of the Earth C. In the Earth’s core D. In all of the above scenarios

A. Inside the Earth’s crust More test answers on https://studyhippo.com/geology-101-usc-knapp-exam-2/

Why do INTRUSIVE igneous rocks have LARGE CRYSTALS?

Because they cool slowly, so there is time for large crystals to go. More test answers on https://studyhippo.com/geology-study-guide/

Igneous Rocks into Metamorphic

Existing rock is under heat/pressure More test answers on https://studyhippo.com/geology-minerals-and-rocks-3/

Volcanic (Extrusive Igneous Rocks)

The solidification of lava or volcanic debris **Outside the Earth** More test answers on https://studyhippo.com/geol-101-chapter-4-magma-igneous-rocks-and-intrusive-activity/

Large crystals in igneous rocks mean..

The molten rock cooled very slowly, giving the crystals time to form. More test answers on https://studyhippo.com/earth-science-regents-review/

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