Name: 1. What are the 4 layers of the Earth? Date: 2.a. Label the lithosphere. Class Period: 3.a. Label the asthenosphere. 2.b. What state of matter is the lithosphere?______________________ 3.b. What state of matter is the asthenosphere?__________________ 4. What are the two types of crust? 5. What is the most dense layer of the Earth? 1.__________________________ ________________________________ 6. What state of matter are the layers of the Earth? 1. Crust-__________________________ 2. Mantle-________________________ 3. Outer core-_____________________ 4. Inner core-______________________ 1.__________________________ 2.__________________________ 3.__________________________ 4.__________________________ 2.__________________________ 7. Label the 3 plate boundaries ___________________________ _____________________________ 8. What are the 2 types of convergent plate boundaries? Draw a picture of both. 1.__________________________ ____________________________ 9. What are the 2 types of divergent plate boundaries? Draw a picture of both. 1.______________________________ ________________________________ _____________________________ 10. What is another name for a transform boundary? _______________________________ 10.a. In what state is the most famous transform boundary? _______________________________ 10.b. What’s its name? 2.__________________________ 2.______________________________ ____________________________ ________________________________ _______________________________ 11. Label the layers of the Earth. 12. Which plate boundary could make a trench? a. convergent boundary b. divergent boundary c. transform boundary 15. Which plate boundary can make a mid ocean ridge? a. convergent boundary b. divergent boundary c. transform boundary 18. What type of plate boundary is this? 13. Which plate boundary can make a rift valley? a. convergent boundary b. divergent boundary c. transform boundary 16. Which plate boundary could make a mountain? a. convergent boundary b. divergent boundary c. transform boundary 19. What type of plate boundary is this? 14. Where can an earthquake happen? a. convergent boundary b. divergent boundary c. transform boundary 17. Which plate boundary could make a subduction zone? a. convergent boundary b. divergent boundary c. transform boundary 20. Who discovered the idea of continental drift? _______________________________ a. continental crust to continental crust divergent plate boundary b. oceanic crust to continental crust convergent plate boundary c. continental crust to continental crust convergent plate boundary 21. What are the three pieces of evidence that continental drift occurred? 1._____________________________ 2._____________________________ 3._____________________________ a. continental crust to continental crust divergent plate boundary b. continental crust to continental crust convergent plate boundary c. oceanic crust to oceanic crust divergent plate boundary 22. At which plate boundary is crust gained? a. convergent boundary b. divergent boundary c. transform boundary 23. At which plate boundary is crust lost? a. convergent boundary b. divergent boundary c. transform boundary 24. Why does the oceanic crust subduct under the continental crust at a convergent plate boundary? 25. Why is a mountain formed at a continental crust to continental crust convergent boundary? _______________________________ _______________________________ _______________________________ _______________________________ _______________________________ _______________________________ 26. Where do convection currents occur? a. inner core b. outer core c. crust d. asthenosphere 27. Use arrows and words to show the relationship between density and temperature in a convection current. Temperature increases Temperature decreases Density _____________________ Density _____________________