What type of rock forms from cooled lava?
What is igneous rock?
What type of rock is formed from particles of sand, silt, and clay?
What is sedimentary rock?
What type of rock forms when existing rocks change due to heat and pressure?
What is metamorphic rock?
Name one example of an igneous rock.
What is granite?
Name a common sedimentary rock that often contains fossils.
What is limestone?
Name one example of a metamorphic rock.
What is marble?
How does the rate of cooling affect the texture of igneous rocks?
What is slower cooling creates larger crystals, and faster cooling creates smaller crystals?
What is the process of compacting and cementing sediments called?
What is the process of compacting and cementing sediments called?
What is the term for the process that leads to the formation of metamorphic rocks?
What is metamorphism?
What is the process called when lava cools and solidifies?
What is crystallization?
How do sedimentary rocks help scientists learn about Earth's history?
What is by studying the layers and fossils within them?
What are two factors that can cause metamorphism in rocks?
What are temperature and pressure?