Igneous rocks are formed primarily through which process?

A Compaction and cementation of sediments.

B Intense heat and pressure changing existing rock.

C Cooling and solidification of molten magma or lava.

D Erosion and deposition of weathered rock fragments.

✓ Correct Answer: Option C

Igneous rocks form when molten rock (magma beneath the Earth's surface or lava on the surface) cools and solidifies. This process can be slow (intrusive) or rapid (extrusive).

💡 Why is C) the correct answer?

The correct answer to the question "Igneous rocks are formed primarily through which process?" is Option C: Cooling and solidification of molten magma or lava..

The other options — A) Compaction and cementation of sediments., B) Intense heat and pressure changing existing rock., D) Erosion and deposition of weathered rock fragments. — are incorrect for this GED Exam Prep question. As explained above: Igneous rocks form when molten rock (magma beneath the Earth's surface or lava on the surface) cools and solidifies. This process can be slow (intrusive) or rapid (extrusive).

📚 About This GED Exam Prep Practice Question

This 2-level GED Exam Prep question from the Science topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free GED Exam Prep practice test or use flashcards for spaced repetition review.

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Igneous rocks are formed primarily through which process?

✓ Correct Answer: Option C

📚 About This GED Exam Prep Practice Question

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