Match the Substances with Their Classification

question 95

Multiple Choice

Match the substances with their classification.
-Brass

• A)heterogeneous mixture
• B)element
• C)homogeneous mixture
• D)compound

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Definitions:

Appearance

The way that something or someone looks, which can include aspects of design, presentation, or physical manifestation.

Guilt

A psychological state that arises from the perception of having done something wrong or having failed to do something right.

Defendant

An individual, company, or institution sued or accused in a court of law.

Confounding Variable

A variable that is not controlled in a research investigation. In an experiment the experimental groups diĉer onboth the independent variable andthe confounding variable.