Plate Tectonics Quiz | Plate Tectonics Online Test for Practice

Plate Tectonics MCQ Questions for Practice

31. This process of old crust being pulled down and remelted is called:

32. Volcanoes form at this boundary as plates pull apart

33. What evidence did Wegener have for his theory of continental drift?

34. What evidences do scientists use to support the continental drift theory?

35. What kind of plate boundary causes old and heavy crust ( rocks ) to sink into the mantle ( subduction)?

36. What kind of plate boundary causes sea floor spreading like the one causing the Atlantic Ocean to widen?

37. What kind of plate boundary results to the formation of a fault line like the San Andreas fault in California?

38. What kind of plate boundary results to the formation of a mountain range like the Himalayas and the Appalachian mountains?

39. What kind of plate boundary results to the formation of a trench like the Marianas trench?

40. What kind of plate boundary results to the formation of an Island arc?

41. What kind of plate boundary results to the formation of most volcanoes?

42. What material forms new ocean floor?

43. Where does sea floor spreading happen?

44. Where is old crust melted back into magma?

45. Which of the following is not a TYPE of plate boundary?

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