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Earth’s Interior
Pages 16-24
Label the layers of the Earth by writing the name of the layer in the blank.
Answer the following using complete sentences.
5. What does a geologist do?
6. What are the differences and the similarities between the asthenosphere and the
lithosphere?
7. What kind of indirect evidence do geologists use to study the structure of Earth?
8. How thick is the crust of the Earth?
9. What is the rigid layer that forms the uppermost part of the mantle and the crust called?
10. What is the layer of rock that forms Earth’s outer skin?
11. Geologists divide the forces that change the surface into what two groups?
12. Does the pressure increase or decrease as you move towards the center of the Earth?
13. Describe the outer core.
14. Describe the inner core.
15. Does the inner core of the Earth spin faster, slower, or at the same rate as the outer
core? Explain how this happens.
16. What two elements are the inner and outer core made out of?
17. What eight elements make up the composition of the Earth’s crust?
Match the following:
18. ______ basalt
a. the material that forms Earth’s hard surface
19. ______ constructive force
b. the force pushing on a surface or area
20. ______ continent
c. a force that slowly wears away features of Earth’s
surface
21. ______ destructive force
d. the study of planet Earth
22. ______ geology
e. a rock that makes up the core of the continents
23. ______ granite
f. one of Earth’s great landmasses
24. ______ pressure
g. a wave produced by an earthquake
25. ______ rock
h. a force that builds up features of Earth’s surface
26. ______ seismic wave
i. a rock that makes up much of the ocean floor