Respuesta :
Answer: The rock formed from cooling lava.
Explanation:Extrusive igneous rocks, also known as volcanic rocks, are formed at the crust's surface as a result of the partial melting of rocks within the mantle and crust.
A geologist concludes that a rock sample is an extrusive igneous rock.The rock formed from cooling lava is accurate.
What is Rock?
- A rock is a natural substance composed of solid crystals of different minerals that have been fused together into a solid lump.
- The minerals may or may not have been formed at the same time
- There are three kinds of rock: igneous, sedimentary, and metamorphic.
A geologist concludes that a rock sample is an extrusive igneous rock.The rock formed from cooling lava is accurate.
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