Quiz B--Unit 2, L.1-3: Plate Tectonics / Dynamic Earth

Who proposed the hypothesis of continental drift?

• Charles Darwin

• Alfred Wegener

• Isaac Newton

• Marie Curie

What is Pangaea?

• A volcanic eruption

• A type of rock

• The hypothesis of continental drift

• The most recent supercontinent to have existed

What evidence did Wegener use from coastlines to support continental drift?

• Shapes of continents and continental shelves

• Colors of coastlines

• Lengths of coastlines

• Elevation of coastlines

Which mountain range in Europe aligns with the Appalachian Mountains in North America, supporting continental drift?

• Rocky Mountains

• Andes Mountains

• Himalayas

• Caledonian range

What evidence supported continental drift regarding glacial features and coal deposits?

• Presence of diamonds

• Glacial grooves and sediments

• Sand dunes

• Coral reefs

What was one major criticism of Wegener's continental drift hypothesis by scientists?

• Lack of evidence from coastlines

• Unknown driving forces

• Excessive evidence

• Consistent measurements

When did widespread acceptance of Wegener's ideas occur, following his death?

• 20 years

• 30 years

• 40 years

• 50 years

Why was continental drift challenging to measure during Wegener's time?

• Lack of interest in geology

• Lack of tools

• Rapid movement of continents

• Excessive evidence

What technology did scientists use to explore the seafloor in the late 1940s?

• Microscopes

• Echo sounders

• Telescopes

• Compasses

What are mid-ocean ridges, discovered on the seafloor during exploration?

• Underwater valleys

• Submarine volcanoes

• Deep ocean trenches

• Long mountain ranges