ERSC 181 week 1 quiz amu Questions & Answers all correct;2022.
Which element comprises about 8% of the crust? 4.0/ 4.0 Points A. silicon B. iron C. aluminum Answer Key: C Feedback: 3.1.2 Periodic Table of the Elements Question 2 of 25 The nucleus is composed of which two subatomic particles? 4.0/ 4.0 Points A. protons and electrons B. neutrons and electrons C. protons and neutrons Answer Key: C Feedback: Johnson et al. 3.1.1
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ersc181 b001