Continental Drift and Plate Boundaries

Front

When Wegener looked at maps he noticed Africa and South America ____________ lined up.

Back

Mountain Ranges

Front

What is the force that moves the continents? Options: Conduction, Convection, Radiation, Conveyor belts

Back

Convection

Front

Why was the Continental drift theory originally not well received by other scientists?

Back

The scientists did not know the force responsible for moving the continents.

Front

This is a picture of glacier scars found in Africa. What are these evidence for? Options: Africa has always been near the equator, Africa was once in an area of the Earth that had a very cold climate, The continents have not moved, sea floor spreading

Back

Africa was once in an area of the Earth that had a very cold climate

Front

What is this a picture of?

Back

Pangea

Front

Fossil plants on different continents are evidence of Continental Drift.

Back

TRUE

Front

Why did no one believe Wegener's theory?

Back

He could not explain HOW the continents moved

Front

What two specific continents fit together most noticeably?

Back

South America and Africa

Front

What is the theory that states that parts of the Earth's crust slowly drifts?

Back

Continental Drift Theory

Front

The process where oceanic crust slides under another plate and is melted is called ___________.

Back

subduction