Name at least one important mineral that is a source for each metal.
a. Fe
b. Co
c. Cr
Week 3 Notes : 9 7 Answers to last week’s pop quiz: 1. What term best describes the part of Earth that forms the tectonic plates Lithosphere 2. The radius of the Earth’s core is about one sixth radius of the earth. False 3. Which is not correct Earth’s mantle is made of liquid rock 4. Plate material is formed at divergent boundaries and destroyed at convergent boundaries. True 5. Boundaries of plates most clearly indicated by : distribution of earthquakes 6. The sun is the principal energy source that drives plate tectonics. False 7. Which statement is not correct : plate boundary in central california is a subduction zone 8. The East African Ridge and Mid Atlantic Ridge are both expressions of divergent plate