To compare the hardness of different minerals, it would be BEST to find
the color of the minerals. which minerals scratch other minerals. which minerals reflect light most strongly. the samples that feel smoothest to the touch.
Question: To compare the hardness of different minerals, it would be BEST to find
A. the color of the minerals.
B. which minerals scratch other minerals.
C. which minerals reflect light most strongly.
D. the samples that feel smoothest to the touch.
Answer: