Which Minerals That Make Up the Mohs Scale Are Softer

question 92

Multiple Choice

Which minerals that make up the Mohs scale are softer than your fingernail?

• A)beryl, garnet, tourmaline
• B)calcite, fluorite, apatite
• C)feldspar, quartz, topaz, corundum, diamond
• D)gypsum and talc

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Definitions:

Divergent Validity

A measure of validity that ensures an assessment does not strongly correlate with tests from unrelated constructs, thus proving its specificity.

Operational Definition

Definition of a concept that specifies the method used to measure or manipulate the concept.

Reactive Validity

The extent to which the act of measuring influences the measurement or behavior being observed.

Construct Validity

Construct validity is the extent to which a test measures what it claims to be measuring, reflecting the accuracy of an operationalization of a theoretical construct.