Chapter 4 Vocabulary

Front

What is molten rock that erupts onto Earth's surface?

Back

Lava

Front

What is molten or liquid rock found underground?

Back

Magma

Front

What is the term for a permanent change in rock shape caused by bending and folding?

Back

Plastic deformation

Front

What type of rock forms when lava cools too quickly to form crystals?

Back

Volcanic glass

Front

What is an individual particle in a rock called?

Back

Grain

Front

What is the process called when rocks are changed by heat and pressure?

Back

Metamorphism

Front

What is the term for the solid material that settles out of a liquid?

Back

Sediment

Front

What type of rock is formed from the cooling and solidification of magma?

Back

Igneous rock

Front

What is the difference between intrusive and extrusive igneous rocks?

Back

Intrusive rocks form from magma that cools slowly underground, while extrusive rocks form from lava that cools quickly on the surface.

Front

What is the term for the layering of sedimentary rocks?

Back

Stratification