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Physics 7 Online
OpenStudy (rebeccapink6398):

@hoblos COULD YOU PLZ HELP? :D

OpenStudy (rebeccapink6398):

What happens when metamorphic rock becomes igneous rock? A. Metamorphic rock weathers and erodes to become igneous rock. B. Metamorphic rock undergoes heat and pressure to form igneous rock. C. Metamorphic rock compacts and cements to become igneous rock. D. Metamorphic rock melts and crystallizes to become igneous rock.

OpenStudy (hoblos):

I'll do my best

OpenStudy (rebeccapink6398):

Which statement best compares extrusive and intrusive rocks? A. Both extrusive and intrusive rocks form above the surface, but extrusive rocks result from slowly cooling magma, while intrusive ones form from rapidly cooling magma. B. Intrusive rocks form below the surface from slowly cooling magma, while extrusive ones form above the surface from rapidly cooling magma. C. Extrusive rocks form below the surface from rapidly cooling magma, while intrusive ones form above the surface from slowly cooling magma. D. Intrusive rocks form above the surface from rapidly cooling magma, while extrusive ones form below the surface from slowly cooling magma.

OpenStudy (hoblos):

for the first one i think Metamorphic rock must melt and crystallize to become igneous rock.

OpenStudy (hoblos):

for the second i know that Extrusive rocks are formed above surface and intrusive are formed below so it must be B

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