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5 questions
1. What is the rigid, solid layer that covers the Earth and is made up of crust and upper mantle?
A. astenosphere
B. atmosphere
C. Hydrosphere
D. lithosphere
2. Which of the following refers to the smaller sections of Earth's lithosphere?
A. astenosphere
B. crust
C. mantle
D. plate
3. Which of the following statements about oceanic lithosphere is TRUE?
A. It is thicker than continental lithosphere
B. It is denser than continental lithosphere
C. It is relatively older than continental lithosphere
D. It has the same composition as continental lithosphere
4. Which of the following is NOT a primary plate?
A. African Plate
B. Pacific Plate
C. Eurasian Plate
D. Philippine Plate
5. Which of the following is Not used by scientist as basis for dividing lithosphere into several plates?
A. mountain formation
B. political boundaries
C. seismic activity
D. volcanism
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