APU ERSC181 WEEK 1-8 EXAM WITH COMPLETE SOLUTION GRADED A

Week 1 Exam (timed and single access)
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Part 1 of 2 - Rock Forming Minerals 44.0/ 52.0 Points

Question 1 of 25
0.0/ 4.0 Points
What building block of matter has either a positive or negative charge?





A. atom





B. isotope





C. ion




Feedback:Johnson et al. 3.1.1
Question 2 of 25
4.0/ 4.0 Points
These minerals commonly form chains, sheets, and rings?





A. carbonates





, B. chlorinate





C. silicates




Feedback:3.3 Silicate Minerals
Question 3 of 25
4.0/ 4.0 Points
Which classification of mineral is most dominate in the Earth’s crust?





A. carbonates





B. chlorinate





C. silicates




Feedback:3.3 Silicate Minerals
Question 4 of 25
0.0/ 4.0 Points
Which of the following is considered to be composed of a mineral?





, A. glass (un-ordered atoms)





B. icicle





C. your teeth





D. coal





E. lab-grown diamond




Feedback:3.1
Question 5 of 25
4.0/ 4.0 Points
The way a mineral reflects light is called what?





A. fracture





B. cleavage

, 

C. luster




Feedback:3.5.1 Luster and Color
Question 6 of 25
4.0/ 4.0 Points
Which type of bond would you expect to find in gold?





A. ionic





B. covalent





C. metallic




Feedback:3.1.3 Chemical Bonding
Question 7 of 25
4.0/ 4.0 Points
Which type of bond involves the sharing of electrons?





A. ionic