Geologic History Vocabulary

Front

What is volcanic rock that has cooled inside of Earth's crust?

Back

Igneous intrusion.

Front

What does the Law of Inclusions state?

Back

Pieces of a rock are older than the rock that contains them.

Front

What is volcanic rock that has cooled outside of Earth's crust?

Back

Igneous extrusion.

Front

What does the Law of Superposition state?

Back

In horizontal layers of sedimentary rock, each layer is older than the layer above it and younger than the layer below it.

Tags

NGSS.MS-ESS1-4

Front

What is a bend in layers of rock, sometimes caused by plate movement?

Back

Fold.

Tags

NGSS.MS-ESS2-3

Front

What is the term for a break in the Earth's crust where blocks of rock have moved?

Back

Fault.

Front

What is the process by which sedimentary rocks are formed?

Back

Sedimentation.

Front

What is the term for the original horizontal position of sedimentary layers?

Back

Law of Original Horizontality.

Tags

NGSS.MS-ESS1-4

Front

What is the principle that states that younger rocks cut across older rocks?

Back

Law of Cross-Cutting Relationships.

Front

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

Back

Igneous rock.