Podcast
Questions and Answers
Which theory proposed that continents move slowly across Earth's surface?
Which theory proposed that continents move slowly across Earth's surface?
- Plate Tectonics
- Continental Drift (correct)
- Seafloor Spreading
- Subduction
What was the supercontinent that formed 300 million years ago?
What was the supercontinent that formed 300 million years ago?
- Pangaea (correct)
- Tethys
- Gondwana
- Laurasia
What landmasses did Laurasia comprise of?
What landmasses did Laurasia comprise of?
- Australia, India, and Antarctica
- North America and Antarctica
- South America, Australia, and Africa
- North America, Greenland, and Eurasia (correct)
Who formalized the theory of seafloor spreading after World War II?
Who formalized the theory of seafloor spreading after World War II?
What major steps led to the transition from Pangaea to today's continents?
What major steps led to the transition from Pangaea to today's continents?
What is the process in which oceanic lithosphere of one plate bends and dives into the mantle beneath another plate?
What is the process in which oceanic lithosphere of one plate bends and dives into the mantle beneath another plate?
What evidence did Alfred Wegener use to support the theory of Continental Drift?
What evidence did Alfred Wegener use to support the theory of Continental Drift?
Which of the following is typically associated with an active continental margin?
Which of the following is typically associated with an active continental margin?
What reveals the locations of plate boundaries based on a geographic pattern that outlines lithospheric plates?
What reveals the locations of plate boundaries based on a geographic pattern that outlines lithospheric plates?
What mechanism involves the weight of the subducting portion of a plate accelerating plate movement by pulling?
What mechanism involves the weight of the subducting portion of a plate accelerating plate movement by pulling?
Which process involves magma rising along a mid-ocean ridge lifting oceanic lithosphere and forming a slope?
Which process involves magma rising along a mid-ocean ridge lifting oceanic lithosphere and forming a slope?
What movement of a plate is caused by friction between moving asthenosphere and the lithosphere?
What movement of a plate is caused by friction between moving asthenosphere and the lithosphere?
