Unformatted text preview: a. iron b. aluminum c. silicon d. calcium e. oxygen ______ 6. The second most abundant element in Earth’s crust is ____________. a. iron b. aluminum c. silicon d. calcium e. oxygen Short Answer 7. List the three main components of an atom. 8. a. List the two main classes of minerals. b. Of these two classes, which one is the most common class of minerals? c. Why is this class the most prominent one for minerals?...
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This note was uploaded on 04/07/2008 for the course EARTH SCIE esci 111 taught by Professor Springer during the Spring '08 term at Southern Illinois University Edwardsville.
- Spring '08