ERSC 181 Week 1 Quiz- Questions and Answers | American Military University-Which element comprises about 8% of the crust?
4.0/ 4.0 Points
A. silicon
B. iron
C. aluminum
Feedback: 3.1.2 Periodic Table of the
Elements Question 2 of 25
The nucleus is ...
Part 1 of 2 - Rock Forming Minerals 44.0/ 52.0 Points
Question 1 of 25 4.0/ 4.0 Points
Which element comprises about 8% of the
crust?
A. silicon
B. iron
C. aluminum
Answer Key: C
Feedback: 3.1.2 Periodic Table of the
Elements Question 2 of 25 4.0/ 4.0 Points
The nucleus is composed of which two subatomic
particles?
A. protons and electrons
B. neutrons and electrons
C. protons and neutrons
Answer Key: C
Feedback: Johnson et al. 3.1.1
Question 3 of 25 4.0/ 4.0 Points
Which of the following is NOT a class of
minerals?
A. silicates
1/
, B. carbonates
C. chlorinates
Answer Key: C
Feedback: 3.3 and 3.4
Question 4 of 25 4.0/ 4.0 Points
Which element comprises about 27% of the
crust?
A. carbonates
B. oxygen
C. silicon
Answer Key: C
Feedback: 3.1.2 Periodic Table of the
Elements Question 5 of 25 4.0/ 4.0 Points
Which mineral group is composed of
tetrahedrons?
A. carbonates
B. evaporites
C. silicates
Answer Key: C
Feedback: 3.3 Silicate
Minerals Question 6 of 25 4.0/ 4.0 Points
The top two most abundant elements create which common mineral
group?
A. carbonates
B. chlorinate
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