Asked by low

How can igneous rock turn directly into metamorphic rock?


A.
The application of heat and pressure turns igneous rock into metamorphic rock.


B.
Deposition of sediments carried by the wind results in igneous rocks that become metamorphic.


C.
Violent volcanic eruptions form the type of igneous rocks that can become metamorphic.


D.
The erosion of sediments turns igneous rock into metamorphic rock.

All Answers 1

Answered by GPT-5 mini AI
A.

Metamorphic rock forms when an existing rock (including igneous) is subjected to high heat and/or pressure that changes its mineral structure and texture without melting it (e.g., granite → gneiss). The other choices describe sedimentary or volcanic processes, not metamorphism.