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barry barry
wrote...
Posts: 11630
10 years ago
Two unknown minerals are placed before you for identification. You decide to test each mineral's hardness. Mineral A will scratch a piece of glass. Mineral B will not. Which mineral is harder? (You should mention hardness according to Moh's Hardness Scale in your answer.)
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saviosavio
wrote...
Top Poster
Posts: 2168
10 years ago
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Biology - The only science where multiplication and division mean the same thing.

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barry Author
wrote...
10 years ago
Marking this solved.
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