A Patent Is Used to

question 355

Multiple Choice

A patent is used to

• A)disseminate information.
• B)offset the negative effects of taxes.
• C)protect inventors for as long as they live.
• D)assign property rights.

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Definitions:

Mixture

A combination of two or more substances in which each substance retains its chemical identity and properties.

Homogeneous Mixture

A homogeneous mixture is a mixture in which the composition is uniform throughout, and the individual components are not visibly distinguishable.

Heterogeneous Mixture

A combination of substances that are not uniformly distributed and in which the individual components can be distinguished physically.

Nitrogen

A colorless, odorless gas that is the most abundant element in the Earth's atmosphere, essential for plant and animal life.