Some Manufacturers of Composite Materials Add Radiopaque Particles to Their

question 13

Multiple Choice

Some manufacturers of composite materials add radiopaque particles to their products to help the viewer differentiate a composite restoration from:

• A) An amalgam restoration.
• B) Dental caries.
• C) A cast gold restoration.
• D) A porcelain-fused-to-metal crown.

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Definitions:

Replication

The process of repeating a study or experiment to verify its findings under similar conditions.

Earlier Research

Previous studies or scientific investigations conducted before the current study.

Scientific Theory

A well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experimentation.

Testable

A quality of a hypothesis that allows it to be proven true or false through experimentation or observation.