3º ESO. PLATE TECTONICS THEORY




1. How many types of layers are there inside the Erath? Draw 2 small pictures explaining them.
2. What did the scientist Alfred Wegener notice in the early 1900's? What dis he believe? What does the Greek word 'Pangaea' means?
3. What does the Plate Tectonics Theory state? How fast do plates move? Which 3 natural discoveries made in the 20th century Wegener's theories seem more plausible? Explain them.
4. What's the name of the place where these plates meet? Name, explain and give examples of the 3 types we can find in our planet.