A cubic centimeter of quartz, olivine, and gold weighs 2.5, 3.0, and 19.8 grams, respectively. This indicates that ________

A) olivine and quartz powders are harder than metallic gold
B) gold is 6 to 7 times harder than olivine and quartz
C) gold and olivine are silicates, whereas quartz is elemental silicon
D) gold has a higher density and specific gravity than quartz and olivine


D

Environmental & Atmospheric Sciences

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The Atlantic prevailing westerlies drive the ________.

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Indicate whether the statement is true or false

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a. True b. False Indicate whether the statement is true or false

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