Multiple Choice
A mineral's hardness is determined by the number and the strength of chemical bonds, but how is it actually determined?
A) by whether or not it cleaves.
B) by weighing it on a Mohs scale.
C) by looking at its streak.
D) by its resistance to scratching or abrasion by other materials of known hardness.
Correct Answer:
Verified
Correct Answer:
Verified
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