Using the Mohs hardness scale below,which of the following statements is NOT true?
A)Your fingernail can scratch a sample of gypsum.
B)Diamonds are twice as hard as apatite.
C)Diamonds are more than seven times as hard as quartz.
D)Quartz cannot scratch anything made of steel.

Question

Using the Mohs hardness scale below,which of the following statements is NOT true? 
A)Your fingernail can scratch a sample of gypsum. 
B)Diamonds are twice as hard as apatite. 
C)Diamonds are more than seven times as hard as quartz. 
D)Quartz cannot scratch anything made of steel.

Quizplus · Accepted Answer

The Answer of Using the Mohs hardness scale below,which of the following statements is NOT true? 
A)Your fingernail can scratch a sample of gypsum. 
B)Diamonds are twice as hard as apatite. 
C)Diamonds are more than seven times as hard as quartz. 
D)Quartz cannot scratch anything made of steel.

Using the Mohs Hardness Scale Below,which of the Following Statements