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If during the investigation it is found that mineral A can scratch Mineral B, but Mineral B cannot scratch Mineral A, then which of these statements is true?

Mineral A is smoother than Mineral B

Mineral A is rougher than Mineral B

Mineral A is harder than Mineral B

Mineral A is softer than Mineral B

User Tulay
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1 Answer

3 votes

Answer:

Mineral A is harder than mineral B

User Kragan
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