Chapter 1 Vocabulary CKLA Unit 5 Geology 4th Grade

Front

What is a 'hypothesis'?

Back

An idea that has been suggested and may be true but has not yet been proven.

Front

What is 'continental drift'?

Back

A process in which continents slowly move over time on the surface of the earth.

Front

What is a 'geologist'?

Back

A scientist who studies the makeup of the earth and the forces and processes that shape and change it.

Front

What are 'observations' in the context of gathering information?

Back

The act of paying careful attention to gather information.

Front

What is 'evidence' in the context of forming a conclusion or supporting an idea?

Back

Proof; information and facts that are helpful in forming a conclusion or supporting an idea.

Front

What is 'geology'?

Back

The study of the Earth, its structure, and the processes that shape it.

Front

What is a 'fossil'?

Back

The remains or impression of a prehistoric organism preserved in rock.

Front

What is 'sedimentary rock'?

Back

Rock formed by the accumulation of sediment, often containing fossils.

Front

What is 'erosion'?

Back

The process by which soil and rock are removed from the Earth's surface by natural processes.

Front

What is 'plate tectonics'?

Back

The theory that the Earth's outer shell is divided into several plates that glide over the mantle.