CKLA Unit 5 Chapter 1

Front

What is continental drift?

Back

The theory that continents have moved apart over time from a single landmass.

Front

Who proposed the theory of continental drift?

Back

Alfred Wegener.

Front

What was the name of the supercontinent proposed by Alfred Wegener?

Back

Pangaea.

Front

What evidence supports the theory of continental drift?

Back

Matching rock layers and fossils found on different continents.

Front

What did Alfred Wegener conclude about the movement of continents?

Back

He concluded that continents have moved apart slowly over millions of years.

Front

What did people in Europe during the Middle Ages believe about the earth's surface?

Back

They believed that the earth's surface has always remained the same.

Front

What are fossils?

Back

Fossils are the preserved remains or traces of ancient living organisms.

Front

What role do fossils play in understanding continental drift?

Back

Fossils found on different continents suggest that those continents were once connected.

Front

What is a supercontinent?

Back

A supercontinent is a large landmass that contains multiple continents.

Front

What is the significance of coal and salt deposits in relation to continental drift?

Back

The presence of coal and salt deposits on different continents suggests they were once in similar climates.