Geography · Igneous rocks
Which of the following processes leads to the formation of extrusive igneous rocks?
- 1Alteration of existing rocks under high pressure and temperature without melting
- 2Intense compaction and cementation of organic debris over millions of years
- 3Rapid solidification of lava on the Earth's surface after erupting through cracks✓
- 4Slow cooling of magma deep inside the Earth's crust
Correct answer
Rapid solidification of lava on the Earth's surface after erupting through cracks
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