Chapter 17 Plate Tectonics Vocabulary

What was Wegener's hypothesis called ?

• seafloor spreading
• plate tectonics
• continental drift
• slab pull

The fit of the coastlines of which of the following continents led people to suggest that the continents had drifted over time ?

• North & South America
• North America & Africa
• South America & Africa
• Europe & North America

Which of the following evidence was used by Wegener to support his hypothesis that the continents had once been joined ?

• rock types & ages
• plate tectonics
• slab pull & ridge push
• fossils of ocean plants

Which of the following was NOT used by Wegener to support his hypothesis of continental drift ?

• fossils of land-dwelling animals
• paleomagnetic data
• coal beds in Antarctia
• glacial deposits

Why was the hypothesis of continental drift rejected when it was proposed by Wegener ? 

• Wegener thought that the south pole had changed location .
• Wegener thought that Earth's rotation was the driving force .
• Wegener couldn't explain how or why continents moved .
• Wegener died in Greenland in 1930 .

What type of boundary is shown ?

• divergent boundary
• convergent boundary
• transform boundary

The Andes Mountains are tectonically active. What type of plate boundary is involved in their continued formation ? 

• convergent boundary
• tranform boundary
• divergent boundary

Which is longer, an event or an epoch ? 

• event
• epoch

What type of boundary is shown ?

• transform boundary
• convergent boundary
• divergent boundary

How long did the Gauss Epoch last ? 

• about 76 days
• about 11 months
• about 800,000 years
• about 9.1 million years