5 Questions
What type of rock is obsidian?
Black and glassy looking
Which rock type forms from cooled magma under the Earth's surface?
Granite
What distinguishes intrusive igneous rocks from extrusive igneous rocks?
They cool slowly under the Earth's surface
Which rock type is often used for countertops and stone pillars?
Granite
What is the main similarity between pumice and the foam in a soda?
Both have small holes
Explore how igneous rocks are formed through the cooling and hardening of lava or magma. Learn about their strength, mineral composition, and layering characteristics.
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