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Igneous rocks are formed by the cooling and hardening of molten material called magma.
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What are extrusive and intrusive igneous rock?
Extrusive rocks are formed outside of earths surface. Intrusive rocks are formed inside earths surface.
What kind of igneous rock forms when lava cools at earths surface?
Such rock is extrusive igneous rock.
What forms when molten rock erupts onto Earths surface?
it cools and becomes igneous rock
When the pressure of rock layers presses up to the earths surface it forms?
volcano
What is a igneous rock that forms when magma solidifies beneath the earths surface?
Obsidian
What term describes an igneous rock that forms quickly on earths surface from cooling lava?
Extrusive.
What forms beneath earths surface?
The rock that forms on earth's surface is extrusive rock or otherwise known as a metamorphic rock.
When melted rock cools or hardens on it under earths surface it forms rock?
Igneous rock. Extrusive igneous rock forms at or near the surface, intrusive igneous rock forms below the surface.
What are extrusive and intrusive igneous rock?
Extrusive rocks are formed outside of earths surface. Intrusive rocks are formed inside earths surface.
What type of rock that forms from the cooling of molten rock at or below the surface?
igneous rock
Which igneous rock forms under the surface?
Intrusive igneous rock forms from the cooling of magma below the surface. Granite, for example.
What type of igneous rock forms beneath Earths surface?
Igneous rock that forms within the Earth is intrusive.
What kind of igneous rock forms when lava cools at earths surface?
Such rock is extrusive igneous rock.
What is a rock that forms from other rock due to heat and pressure beneath earths surface?
metamorphic rock
What is melted rock that reaches Earths surface and forms extrusive and igneous rock when it cools?
a Obsidion rock
What solid substance on the earths surface forms rock?
sedimentary rock
When Igneous rock that forms when magma hardens beneath earths surface?
Intrusive igneous rock
